(June 26, 2007)--Investigators have drained a duck pond on the Virginia Tech campus and are searching the bottom with metal detectors and by hand.

Virginia State police asked the university to drain the pond so a search for clues related to the April 16 shooting spree that claimed 32 lives.

Police aren’t saying what they’re looking for, but a published report indicates they may be searching for a missing hard drive from the computer of gunman Seung Hui Cho.

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