Pope Leo XIV draws an estimated 2.5 million people to an open-air Mass in Buenos Aires on the first papal visit to Argentina in nearly 40 years, praising care for people with disabilities and implicitly challenging President Milei’s austerity cuts to social support. Al Jazeera’s Teresa Bo reports from Buenos Aires. #PopeLeoXIV #Argentina #PopeLeo #JavierMilei #PopeFrancis #CatholicChurch #Austerity #DisabilityRights #BuenosAires #AlJazeeraEnglish.