Prime Minister Mark Carney of Canada spoke to reporters on Saturday after trade talks with the U.S. Tariffs of 50 per cent on billions of dollars of Canadian goods are now in effect after talks between the United States and Canada collapsed on Friday night. Key points and original sources are listed below.

• Prime Minister Mark Carney of Canada spoke to reporters on Saturday after trade talks with the U.S. collapsed late Friday.S1

• Tariffs of 50 per cent on billions of dollars of Canadian goods are now in effect after talks between the United States and Canada collapsed on Friday night.S2