Harris introduces Walz; Vance speaks to supporters during Philly rallies
WE START ON THE CAMPAIGN TRAIL — WITH BOTH MAJOR POLITICAL PARTIES MAKING A SHOWING IN PHILADELPHIA ON TUESDAY. VICE PRESIDENT KAMALA HARRIS AND HER NEWLY-PICKED RUNNING MATE TIM WALZ HELD THEIR FIRST RALLY TOGETHER — AND A DUELING RALLY CLOSE BY — …