KNTV NBC11 News The Bay Area At 6 March 8, 2011
night. >> all i know is that they threw their investigation of the operations they were led to this other officer. so obviously raises questions how many other officers may be involved and where is it going to end? >> the arrest comes days after narcotics task force commander norman welsh, the well known private eye christopher butler pleaded not guilty to stealing drugs from evidence longers and selling them back on the street. >> the evidence which we have received indicates that the alleged criminal activity does not involve any other police officers. >> reporter: and after the di...