TOP STORIES:

CLIMATE REPORT

WASHINGTON — Most Americans are already feeling man-made global warming, from heat waves to wild storms to longer allergy seasons. And it is likely to get worse and more expensive, says a new federal report that is heating up political debate along with the temperature. By Seth Borenstein. AP Photos.

ELECTIONS

CHARLOTTE, North Carolina (AP) — A political insider captures the nomination fending off two anti-establishment challengers Tuesday in the North Carolina race to oppose an imperiled Democratic senator, in the first of a spate of primaries testing the strength of the small-government tea party movement that first rocked the Republican party for years ago. AP Photos.

UNITED STATES-UKRAINE

WASHINGTON — The Obama administration denounces as illegal a planned weekend referendum by pro-Russian insurgents pushing for autonomy and independence for portions of eastern Ukraine. By Matthew Lee. AP Photos.

OBAMA-SYRIA

WASHINGTON — President Barack Obama is expected to meet with the head of Syria's opposition council in the coming days, as the U.S. weighs the possibility of more economic sanctions aimed at changing Syrian President Bashar Assad's calculus ahead of June elections. By Julie Pace and Matthew Lee.

UNITED STATES-BENGHAZI

WASHINGTON — Secretary of State John Kerry says he will comply with "whatever responsibilities" he has to Congress in answering questions about the attack on the U.S. diplomatic compound in Benghazi, Libya. But he was silent on whether he would appear at a May 21 hearing under subpoena. By Matthew Lee.

DRONES-MEDIA

WASHINGTON — More than a dozen media organizations challenged the U.S. government's ban on the use of drones by journalists, saying the Federal Aviation Administration's position violates constitutional free press protections for news gathering. By Joan Lowy. AP Photos.

CUBA-HEMINGWAY MOVIE

HAVANA — An international film crew has wrapped up shooting for a movie about Ernest Hemingway's friendship with a young American journalist in pre-revolution Cuba. It is believed to be the first full-length film with Hollywood director and actors shot in Cuba since 1959. By Peter Orsi. AP Photos.

FAST FOOD PROTESTS

NEW YORK — Labor organizers say they're planning another day of fast-food protests next week, with coordinated actions expected in the U.S. and more than 30 countries this time around. By Candice Choi.

EXCHANGE STUDENT SHOT

MISSOULA, Montana — Authorities are looking into whether marijuana or alcohol played a role in the case of a Montana homeowner accused of setting a trap and killing a German exchange student in his garage. AP Photos.

URUGUAY-MARIJUANA

MONTEVIDEO, Uruguay — President Jose Mujica signs the long-awaited rules for Uruguay's legal pot marketplace, launching a rollout that should stock pharmacies with government-approved marijuana cigarettes for sale by year's end. By Leonardo Haberkorn. AP Photos.

MENINGITIS OUTBREAK

BOSTON — A settlement filed with a federal bankruptcy judge would create a fund of more than $100 million to compensate victims of a nationwide meningitis outbreak linked to a Massachusetts pharmacy, lawyers say. By Bob Salsberg.

HOT CELL DEATH

NEW YORK — Jail officials asked for an excessive-heat problem to be fixed a day before a mentally ill inmate was found dead in a hundred-degree cell, but the repairs came too late because they were delayed by a long holiday weekend, according to documents obtained by The Associated Press. By Jake Pearson. AP Photos.

COLOMBIA-SPYING SCANDAL

BOGOTA, Colombia — Authorities have arrested a suspected hacker for trying to obtain information to sabotage government peace talks with Colombia's biggest rebel movement, the chief prosecutor's office says. By Cesar Garcia.

UNITED STATES-KOREAS

NEW YORK — South Korea's foreign minister warns North Korea that the cost of keeping and testing nuclear weapons will be so high that it could threaten the survival of Kim Jong Un's regime. By Edith M. Lederer.

CANADA-TORONTO-MAYOR

TORONTO — The mystery of Toronto Mayor Rob Ford's whereabouts deepens, following reports that he did not enter the United States as expected but instead returned to Canada after landing at a Chicago airport. By Rob Gillies. AP Photos.

MONICA LEWINSKY

WASHINGTON — Monica Lewinsky says there's no question her boss — Bill Clinton — "took advantage" of her when he was president. By Calvin Woodward. AP Photos.

FROZEN BODY-BERNIE TIEDE

CARTHAGE, Texas — A former mortician whose killing of a wealthy widow shook a Texas town and later inspired a movie will soon go free, after the district attorney who prosecuted him agree to let him out of a life sentence. By Nomaan Merchant. AP Photos.

ECUADOR-RESERVE-OIL

QUITO, Ecuador — Ecuador's electoral council rejects as insufficient a petition drive calling for voters to decide whether to proceed with oil drilling in a pristine Amazon nature reserve as planned by President Rafael Correa. By Gonzalo Solano. AP Photos.

SAILORS RESCUE

SAN DIEGO — Two Chinese fishermen rescued from the Pacific are alert and trying to communicate after suffering second- and third-degree burns from an explosion on their vessel far off Mexico's coast, a San Diego surgeon said Tuesday, less than 24 hours after they were airlifted to California. By Julie Watson. AP Photos.

UNITED STATES-NIGERIA-KIDNAPPED GIRLS

WASHINGTON — President Barack Obama says that the U.S. will do everything it can to help Nigeria find nearly 300 teenage girls who have been missing since they were abducted from school three weeks ago by an Islamist extremist group that has threatened to sell them. By Darlene Superville.

BOLIVIA-GRABBY MAYOR

LA PAZ, Bolivia — The mayor of Bolivia's largest city has had to make a televised apology after grabbing the thigh of a woman during a broadcast event. AP Photos.

SEPT 11-REMAINS

NEW YORK — The unidentified remains of those killed at the World Trade Center on Sept. 11, 2001 are set to be moved to a repository at ground zero this weekend, renewing a more than decade-long debate among grieving family members about the best final resting place for their loved ones. By Jonathan Lemire.

IMMIGRANT DRIVER'S LICENSES

SANTA ANA, California — Federal authorities say the proposed design for a California driver's license for immigrants in the country illegally doesn't meet national security standards. By Amy Taxin.

HAITI-ELECTIONS

PORT-AU-PRINCE, Haiti — President Michel Martelly announces he has appointed a new council to oversee Haitian legislative and local elections that are two years overdue, an important step to organizing a vote whose tardiness has frustrated many. By Trenton Daniel. AP Photo.

DRUG CARTEL-TORTURE

MINNEAPOLIS — Four men have been indicted on charges alleging they kidnapped and tortured two men they suspected of stealing drugs and money from a St. Paul "stash house," federal prosecutors announces. By Steve Karnowski.

TEXAS EXECUTION

HOUSTON — Prison officials must reveal the source of their lethal injection drugs to avoid an incident "as horrific" as last week's bungled execution in Oklahoma, attorneys for a Texas death row inmate argues in an attempt to delay his upcoming execution. By Michael Graczyk. AP Photos.

UNITED STATES-SOUTH SUDAN

WASHINGTON — The U.S. issues sanctions against two individuals on either side of the deadly conflict in South Sudan that has killed thousands of people and forced more than 1.3 million from their homes in the world's newest nation. By Deb Riechmann.

PUSSY RIOT-CONGRESS

WASHINGTON — Two members of the Russian dissident punk group Pussy Riot come to the Capitol and ask members of Congress to add 16 officials to the list of Russian human rights violators who face U.S. sanctions. By Alan Fram. AP Photos.

HAGEL-MILITARY FUTURE

CHICAGO — U.S. Defense Secretary Chuck Hagel warns of painful trade-offs as the nation's military pivots from a 13-year war footing and comes under enormous budgetary constraints, saying there will have to be cuts to military pay, aging weapons systems and the size of the armed forces. By Jason Keyser. AP Photos.

BUSINESS

MERCK-OUTLOOK

TRENTON, New Jersey — Merck & Co. could get an impressive six new prescription medicines approved in the U.S. this year and will soon apply for regulatory approval of two others, company executives say during a briefing on Merck's business. By Linda A. Johnson.

TWITTER-STOCK

NEW YORK — Twitter's stock sinks to an all-time low after a post-IPO lock-up period preventing employees and early investors from selling expired.

GOOGLE-CHROMEBOOKS

SAN FRANCISCO — Another wave of laptop computers running on Google's Chrome operating system will be hitting stores this summer in the latest challenge to Microsoft's dominant Windows franchise.

MERCK-BAYER

TRENTON, New Jersey — Germany's Bayer plans to buy U.S.-based Merck & Co.'s consumer health business, creating a combined medicine cabinet of household names from Bayer's aspirin to Merck's Claritin allergy pills. By Linda A. Johnson. AP Photos.

FIAT-CHRYSLER

AUBURN HILLS, Michigan — The combined Fiat Chrysler Automobiles is counting on expanding sales at Jeep, Alfa-Romeo and Maserati, a revival of the Chrysler brand, and some new vehicles to place it firmly in the top ranks of global automakers. By Dee-Ann Durbin. AP Photos.

JAMAICA-WORLD BANK

KINGSTON, Jamaica — Jamaica will receive $510 million under a new four-year lending program that is part of an economic reform initiative led by the struggling country's government, the World Bank's Caribbean director says. By David McFadden.

PUERTO RICO-ECONOMY

SAN JUAN, Puerto Rico — Puerto Rico's government unveils details of an economic recovery plan to pull the U.S. territory out of a nearly eight-year recession as it fights to trim $73 billion in public debt. By Danica Coto.