hand behind your back. bunks 41 to 40. get up and go out to the brickyard. single file. >> we search for contraband. drugs. weapons. anything that has been altered from its original form. anything that, they're not supposed to have in their possession. the inmates are directed to sit down in the dorm's enclosed rec yard. the search team will hold them there as officers conduct a thorough search for contraband. first a drug detection dog is brought tune sniff out narcotics. >> inmates are very crafty. there are thousand of places where narcotics can be hidden within the units. and they have found drugs in peanut butter, in mattresses, inmates are here, 24 hours a day. they have plenty of time to think where to hide stuff. >> this time, the dog doesn't discover any drugs among the inmates' possessions. but she does find a pack of imitation narcotics put there by her handler.