AP Top U.S. News at 12:23 a.m. EDT

Grand Canyon flooding knocks out water pipeline serving tourists at the national park, officials sayClosing statements to begin in trial of man accused of orchestrating Tupac Shakur killingAs Pell grants expand, students see openings to afford short-term job trainingKarina rapidly becomes a major hurricane in the Pacific far from land, forecasters sayHundreds show up to judge New York City Mayor Zohran Mamdani look-alike contestLake Ontario now called Lake America on Google Maps for US users after Trump ordered name changePlan to cut number of polling sites in a major Texas county draws protests as Senate race loomsNASA's newest space telescope launches on a quest to explore the hidden universeVolunteers rescue climber stranded on small ledge in California's Sierra NevadaInvestors prosper