we're in pascagoula, mississippi, here to talk to the local sheriff. several weeks before this incident, sheriff mike byrd says he met with bp's local head of security, about why bp was not doing background checks on beach cleanup workers. >> i asked him directly, i said are you all doing criminal histories and background checks on these people? and his answer reply was no, we're not. i said, you're kidding me. he said, no, there is so many of them, we were told to do drug screens and that was it. and i said, well, that's not good at all. >> reporter: but you actually recommended that they get criminal background checks on their employees? >> yes, we did. and i told them that we would do that for them, we would do the background checks for them. and they said, no. >> reporter: robertson worked for a company called aerotek, that hired workers to remove oil from the beaches. want to come out and talk to us. >> i will come out and talk to