President Trump signed an executive order renaming Lake Ontario as Lake America amid escalating US-Canada trade tensions and new tariffs, though Canada exempted US seafood to protect Maine’s lobster industry. Meanwhile, mortgage rates remain high as markets await Fed Chair Jerome Powell’s Jackson Hole speech for clues on interest rate policy. In legal news, testimony concluded in the trial of the man accused of orchestrating Tupac Shakur’s 1996 killing, with closing arguments set for Monday.