• Israel's top general resigns over Oct. 7 attack as it launches major military operation in West Bank
• Israeli troops kill 6, wound 35 in West Bank operation, Palestinian officials say
• Israeli troops kill 6 and wound 35 in West Bank operation, Palestinian officials say
• On thin ice: Canadian speedskaters fear loss of ice at Calgary's Olympic Oval
• Parts of tundra releasing more carbon than they absorb: study