Prime Minister Justin Trudeau is calling on Hamas to immediately release its hostages, which may include at least three Canadians. Trudeau participates in a roundtable at the Yellowknife Chamber of Commerce in Yellowknife, Thursday, Oct. 12, 2023. THE CANADIAN PRESS/Angela Gzowski OTTAWA — Prime Minister Justin Trudeau called on Hamas to immediately release hostages in Gaza, which he says may include at least three missing Canadians, while the Opposition Conservatives warned his Liberal government against calling for a ceasefire. Trudeau spoke in Parliament for the first time Monday since fighters stormed into Israel from the Hamas-controlled Gaza Strip on Oct....