Prime Minister Mark Carney and Ukrainian President Volodymyr Zelenskyy sign a joint declaration on defence, minerals and drone technology; PM Mark Carney says Canada is ready to strike a deal with the U.S. as tariffs and counter-tariffs continue to hit Canadian businesses; Gander, N.L., welcomes U.S. Ambassador to Canada Pete Hoekstra ahead of the 9/11 anniversary event in the face of controversy.