. >> reporter: attorney general jeff sessions coming after sanctuary cityies.g up, we'll tell you how the new rules will impact local law enforcement agencies. whoa! you're not taking these. hey, hey, hey! you're not taking those. whoa, whoa! you're not taking that. come with me. you're not taking that. you're not taking that. you're not taking that. mom, i'm taking the subaru. don't be late. even when we're not there to keep them safe, our subaru outback will be. (vo) love. it's what makes a subaru, a subaru. >>> i'm jessica flores live in oakland where a new crackdown on so-called sanctuary cities could be costing the city. attorney general jeff sessions issued new rules blocking sanctuary cities from receiving federal grants. now, under these new rules, the department of justice will withhold millions of dollars in federal grant money unless cities give immigration authorities access to local jails in order to interview inmates suspected of being in the country illegally, and second, when the department of homeland security makes their request, local jails n