Storm Chasers Among Those Killed in Oklahoma Tornadoes

September 27, 2013 Updated Jun 3, 2013 at 11:52 AM EDT

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Storm Chasers Among Those Killed in Oklahoma Tornadoes

September 27, 2013 Updated Jun 3, 2013 at 11:52 AM EDT

Veteran storm chaser Tim Samaras, his son, and chase partner killed last Friday

Follow the coverage below to find out more about this tragic story.