St. Louis police chief, officers at odds over DNA samples

Monday, November 14, 2011 | 8:47 a.m. CST; updated 9:40 a.m. CST, Monday, November 14, 2011

ST. LOUIS — Suspects in St. Louis aren't the only ones being asked to provide DNA samples. Increasingly, the city police department is collecting genetic information from its officers in an effort to eliminate unknown genetic profiles collected from crime scenes and improve chances of successful prosecutions.