Did culture play a role in plane crash?

In this handout photo provided by the National Transportation Safety Board, NTSB investigators examine the wreckage of Asiana Airlines flight 214 following yesterday's crash, on July 7, 2013 in San Francisco, California.
In this handout photo provided by the National Transportation Safety Board, NTSB investigators examine the wreckage of Asiana Airlines flight 214 following yesterday's crash, on July 7, 2013 in San Francisco, California.

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    Did culture play a role in plane crash?

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CNN's Kyung Lah looks at cockpit culture and whether that might have played a role in the San Francisco plane crash.