. >> correctional officer cesar molina, a 12-year veteran police officer, has been on the job at rikersor one year. >> the inmates can be good. very good right now. but they're inmates. and you never can keep your guard down with them. never. you always have to keep in mind that at any moment, at any time, they can flip on you. >> it is deputy warden shaw's responsibility to make sure the department of correction guidelines are enforced. in addition, he is required to follow coast guard regulation. >> you never know you're on a barge unless something big goes by and your coffee cup is going back and forth. but prior to that, it does have unique problems. i mean, i do have a marine engineer on 24 hours a day. i do have to check the ballast every day to make sure we're not listing. there are water problems. the weather. i mean, i do have to worry about that kind of thing. >> the yard on the barge does not provide deck chairs or offer shuffleboard, but it does offer an amazing view of new york, something the high fences and razor wire can't obstruct. but it's also a place of constant conce