TOP STORIES:

CANADA-SHOOTING

OTTAWA, Ontario — Government leaders gathered in a show of resolution a day after a deadly attack on Canada's Parliament, as authorities and everyday Canadians sifted through confounding shards of the gunman's life seeking to understand what motivated the man to storm the nation's seat of power. By Jennifer Peltz and Rachel La Corte.

AP Photos. 1130 words.

EBOLA-NYC DOCTOR

NEW YORK — An emergency room doctor who recently returned to the city after treating Ebola patients in West Africa has tested positive for the virus, becoming the first case in the city and the fourth in the nation. By Jonathan Lemire and Colleen Long.

AP Photos, video.

EBOLA-CONGRESS

WASHINGTON — The likelihood of a significant outbreak of Ebola in the U.S. is remote, in the view of a top Health and Human Services official who is assuring lawmakers that government agencies are preparing for any contingency. By Erica Werner and Matthew Dailey.

Eds: Hearing begins 9:30 a.m. EDT.

SENATE STATE OF PLAY-ANALYSIS

WASHINGTON — Democrats are casting a wide net in their struggle to preserve their Senate majority, attacking Republicans on different issues in a state-by-state strategy to energize core voters. The Republicans have a one-size fits-all counter-argument: Barack Obama, a two-term president they've turned into a political punching bag. By David Espo.

AP Photos.

UNITED STATES-INDONESIA ANALYSIS

WASHINGTON — The remarkable rise of Indonesia's new president has captured popular imagination at home and won praise internationally, but Joko Widodo still needs to prove his foreign policy prowess. The U.S. is looking for him to sustain Jakarta's role as a regional leader in Southeast Asia. By Matthew Pennington.

AP Photo.

MEXICO-VIOLENCE

MEXICO CITY — The governor of Guerrero state steps aside while an investigation continues nearly a month after 43 students disappeared and six people were killed in an attack that has implicated local police and politicians in the city of Iguala. By E. Eduardo Castillo and Alberto Arce.

AP Photos.

HIGH IN ANDES

NEW YORK — The air was thin, the nights were cold, the sun could easily burn the skin. But about 12,000 years ago, small groups of hunter-gatherers found a home very high up in the Peruvian Andes — far higher than any known human habitation for another thousand years. By Malcolm Ritter.

AP Photos.

UNITED NATIONS-HAITI

NEW YORK — A lawyer for Haitians seeking compensation from the United Nations for victims of a deadly cholera outbreak ask a judge to set aside the U.N.'s immunity and let a lawsuit proceed, but a U.S. lawyer says doing so would open up the United Nations to many more lawsuits. By Larry Neumeister.

BORDER DEATHS

TUCSON, Arizona — The number of people who die trying to cross the U.S.-Mexico border has dropped to the lowest level in 15 years as more immigrants turn themselves in to authorities in Texas and fewer are taking their chances with the dangerous trek across the Arizona desert. By Astrid Galvan.

AP Photo.

GUANTANAMO-PRISON PROTEST

MIAMI — Some prisoners in the highest-security unit of the Guantanamo Bay detention center have launched a protest against what they consider the religiously offensive use of female guards to move them around the U.S. base in Cuba, lawyers for the men say. By Ben Fox.

BUSINESS & FINANCE:

EARNS-MICROSOFT-LIFTED BY CLOUD

SAN FRANCISCO — Microsoft's quarterly profit and revenue sails past expectations, as CEO Satya Nadella's push to embrace cloud computing and diversify into mobile devices helped lift sales by 25 percent. By Brandon Bailey.

AP Photo.

ARTS AND ENTERTAINMENT:

DUKE ELLINGTON-ROYALITES

ALBANY, New York — New York state's highest court sides with EMI in the music publisher's dispute with Duke Ellington's heirs, but acknowledged global industry consolidation has made contracts like his much more favorable to publishers. By Michael Virtanen.