AdvertisementTrump's endorsement of Oz reframes the Pennsylvania GOP Senate contest04:57Download AudioResumeApril 21, 2022Don GonyeafacebookEmailDr. Mehmet Oz takes part in a forum for Pennsylvania Republican U.S. Senate candidates in Camp Hill, Pa., on April 2. Oz recently got the endorsement of former President Donald Trump over his chief rival for the nomination, David McCormick. (AP)