Livingston County sheriff Steve Cox testifies about investigative techniques during a hearing for Mark Woodworth on Tuesday, May 31, 2011, in Columbia, Mo. Woodworth, who is now 36, was convicted by a... more 
Livingston County sheriff Steve Cox testifies about investigative techniques during a hearing for Mark Woodworth on Tuesday, May 31, 2011, in Columbia, Mo. Woodworth, who is now 36, was convicted by a jury in 1995 for the shooting death of Cathy Robertson, briefly released after a successful appeal and convicted again in 1999. He is serving a life sentence for murder. The Missouri Supreme Court ruled in November that Woodworth could present new testimony as part of his latest appeal. less 
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Associated Press | Photo By Kelley McCall
Tue, May 31, 2011 4:37 PM EDT