Wednesday on the NewsHour, investigators try to understand what went wrong leading up to the deadly Baltimore bridge collapse. A look at the tenuous nature of Trump's newest business venture, turning his social media platform into a publicly traded company. Plus, a normally raucous holiday in Israel turns somber as families reflect on the war in Gaza and the loss of loved ones. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders