Texas is among a growing number of states going after contraband cell phones . `` It takes one crooked prison worker to populate a whole prison unit with them , '' he said . Savvy cops , outside accomplices , corrupt guards make it a thorny one . Bill cracking down on contraband phones clears Texas out . Other states training dogs to sniff out phones , with feds ' help in jamming them .
Texas is among a growing number of states going after contraband cell phones . Savvy cops , outside accomplices , corrupt guards make it a thorny one . Bill cracking down on contraband phones clears Texas out . Other states training dogs to sniff out phones , with feds ' help in jamming them .