AP Top Political News at 2:50 p.m. EDT

Canada strikes back at US with retaliatory tariffs as trade war escalatesTrump's trade war with Canada could rattle economies in states with key Senate racesTrump mulls renaming Lake Ontario as 'Lake America.' Canadians balk at the ideaICE arrests jumped to nearly 50,000 in July, the highest monthly total of Trump’s second termNothing changes yet with the Supreme Court's order on elections. But it could open door to 'chaos'Florida, hard-hit by Obamacare drop-off, feels the squeeze of rising healthcare costsWatchdog files bar complaint against Jeanine Pirro over bid to indict 6 Democratic lawmakersSupreme Court sides with Trump administration on mail voting restrictions ahead of midtermsSecret Service confirms awareness of Iranian state media video threatening Barron Trump's lifeUS set for