Canucks head coach Alain Vigneault was fired Wednesday after his team was swept by the San Jose Sharks in the first round of the Stanley Cup Playoffs. Vigneault led the Canucks to six division titles and two Presidents’ Trophy titles in seven years He also had the highest win total of any Canucks coach.

Several tornadoes have ravaged parts of the American heartland, reducing portions of a mobile home park to rubble and killing two elderly men. The National Weather Service was forecasting more of the same for the area -- including Oklahoma City and Tulsa -- Monday afternoon and evening, warning of the possibility of tornadoes and baseball-sized hail.

While erupting volcanoes in Alaska and Mexico continue to pump out hot lava and ash, we recap some of this year's most violent -- and in some cases, deadliest -- volcanoes.