At Va. Tech, a Sense of Bewilderment, Sadness as Shooting...

Aired: 12/9/2011 | 0:06:01 | Clip
The Virginia Tech community was terrorized by another deadly shooting attack Thursday that left a police officer dead, but the response this time by the university and police was much different than the 2007 massacre on campus. Hari Sreenivasan reports.

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