Dr. Oz and David McCormick in Overtime

Pennsylvania's hotly contested GOP Senate primary is still undecided, with Mehmet Oz and David McCormick potentially headed toward a recount. Could Donald Trump's endorsement have been the deciding factor? Plus, Pennsylvania Republicans nominate Doug Mastriano for Governor, while progressive candidates surge, and Rep. Madison Cawthorn loses after becoming plagued by scandal. Learn more about your ad choices. Visit megaphone.fm/adchoices