Summary: President Biden is speaking to the nation in primetime Thursday urging Congress to address mass shootings that have traumatized communities across the U.S., including in New York, Texas and Oklahoma. A shooting in Tulsa Wednesday left at least four people dead. It was the 233rd mass shooting in the country this year. Amna Nawaz reports. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
