here. >> that's a ten-four. we'll keep that area clear until we're complete. >> as in most prisons, the exercise yard can be the most dangerous place in the facility. >> right off the bat you can tell when something is going to go on. it gets quiet. guys are grouping up in different races. you've got blacks, whites, everybody. >> if violence does break out, yard gunner hosso is well equipped to respond. >> this is a 40 millimeter. it can use multiple rounds of gas. i have batons, direct foam rounds. it's a less lethal weapon. this is a deadly weapon. this is a lethal weapon. this is a mini-14. it's exciting, but then again, it's not as exciting to see some of your teammates out there, some of your partners get attacked and assaulted. it happens a lot. >> we're always looking for something. they have it. and it's just cat and mouse. sometimes they beat us, sometimes we beat them. >> let's go, gentlemen. back up. recall. this is a recall. >> the day on the yard passes without incident. but during a routine search, weapons are discovered in a nearby housing unit.