September 16: Aly Raisman on US gymnasts’ testimony. Pfizer pushing for FDA approval of booster shots. SpaceX launches all-civilian crew to space.

<p>Top U.S. gymnasts, including Simone Biles and Aly Raisman, testified on Wednesday over the FBI’s mishandling of the Larry Nassar investigation — Savannah Guthrie and Hoda Kotb speak with Aly. Pfizer is pushing for FDA approval of coronavirus booster shots and a look at new data on that extra dose. Plus, SpaceX launches first all-civilian crew to space — Savannah and Hoda speak with former NASA astronaut Ron Garan. Also ahead, the latest on the murder mystery in South Carolina — Alex Murdaugh is expected surrender to authorities today.</p>