Summary: In our news wrap Saturday, Biden held the first big rally of his reelection campaign in Philadelphia, Secretary of State Blinken is visiting China for talks aimed at easing tensions, at least 41 people died in an attack on a school in Uganda, warring forces in Sudan agreed to a new 72-hour ceasefire, and Pennsylvania Gov. Shapiro said a damaged stretch of I-95 will reopen within two weeks. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
