On January 28, 1986, Space Shuttle Challenger was lost 73 seconds into its 10th flight, leading to the deaths of its seven crew members.

 

Flashback: 30 Years Since Challenger DisasterOn January 28, 1986, Space Shuttle Challenger was lost 73 seconds into its 10th flight, leading to the deaths of its seven crew members.

Posted by NBC News on Thursday, January 28, 2016

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