Community on alert after murder of D.A., wife

Published On: Mar 31 2013 10:16:07 PM CDT   Updated On: Mar 31 2013 11:40:12 PM CDT

March 31, 2013: A north Texas District attorney and his wife were murdered inside their own home, just two months after the assistant D.A. in the same county was killed, authorities say. Mary Benton reports.