NEW YORK (AP) — Technology stocks have slumped for the third day in a row and pulled major U.S. indexes lower, offsetting gains in energy companies. Twitter fell again, following a nosedive on Friday after the company reported a decline in monthly users. Heavy machinery maker Caterpillar rose after reporting a strong quarter The Dow lost 144 points and the Nasdaq fell 107 points. The S&P fell 16 points.

LAS VEGAS (AP) — The State Department is seeking public input on its draft study of the Keystone XL pipeline's environmental impact in Nebraska. The announcement marks another step in pipeline developer TransCanada's quest to finish the Canada-to-Texas oil pipeline. The Trump administration approved the project in March 2017, but environmentalists, Native American tribes and landowners in Nebraska have prevented the company from moving ahead with construction.

UNDATED (AP) — Eight states are filing suit against the Trump administration over its decision to allow a Texas company to publish downloadable blueprints for a 3D-printed gun. People can use the plans to manufacture a hard-to-trace plastic gun using a 3D printer. The company has filed its own suit, asserting that it's the victim of an "ideologically-fueled program of intimidation and harassment" that violates the company's First Amendment rights.

ATLANTA (AP) — Georgia's governor has made good on his vow to restore a jet fuel tax cut that had been controversially killed by state GOP lawmakers irate over Delta Air Lines' decision to cut ties with the National Rifle Association. In a statement Monday, Republican Gov. Nathan Deal ordered the collection of the state's 4 percent sales tax on jet fuel to be suspended.

LAS VEGAS (AP) — Two titans of the casino industry are racing to cash in on the newly created U.S. sports betting market, taking steps to expand their footprint and strengthen their positions as more states approve necessary regulations and people become more interested in placing legal wagers. MGM Resorts International reached separate agreements Monday with a European bookmaker and a U.S.-based regional casino company. Meanwhile, Caesars Entertainment opened the sports book at one of its New Jersey casinos.