close ‘Dangerous game’: Former Biden aide warns Democratic Party against backing Platner Fox News Digital spoke to former Jill Biden press secretary Michael LaRosa about the rifts Graham Platner’s Maine Senate campaign is causing within the Democratic Party. NEW You can now listen to Fox News articles! The world learned this week that Graham Platner, the Maine Democrat all but set to win his party's Senate primary next month, has been sexting up to 12 women in the past few years while married.