Testimony further erodes confidence in county drug tests
Published On: Aug 24 2012 10:37:43 PM CDT
Updated On: Aug 24 2012 11:03:31 PM CDT
Aug. 24, 2012: A second round of testimony in a downtown courtroom further called into question the validity of drug tests administered by the Harris County Community Supervision and Corrections Department, also known as the probation department. Robert Arnold reports.