Dallas-area police have DNA of rapist targeting sorority alumnae

Police announced this week that they have the DNA but no database match for the rapist who has been attacking middle aged sorority alumnae in Texas. The FBI is assisting with the investigation.

The assaults occurred on Nov. 11, 2010, and April 2 in Plano, on Sept. 15 in Coppell and on Oct. 14 in Shady Shores -- all Dallas suburbs.
All victims were members of Delta Sigma Theta, one of nine historically black Greek groups.
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