AP Top Headlines at 6:21 a.m. EDT

The U.S. and Canada have ramped up their trade war, hitting each other with steep new tit-for-tat tariffsU.S. Sen. Darline Graham has won the Republican nomination to replace her late brother Lindsey Graham on South Carolina’s general election ballotDan JDolly Parton, the beloved music and film star known for her vibrant personality and poignant songwriting, has died of cancerDolly Parton was a beloved icon whose influence spans music, film and philanthropyAn ICE agent charged in Minnesota with firing his gun through a house door, striking a man in his leg, and then lying to justify the shooting, could walk out of a South Texas jail if a federal judge does not interveneIn the small Nebraska village of Murdock, now-paused plans for two potential data centers have sparked the kinds of debate