After Nashville schooting Congress confronts limits of new gun law

WASHINGTON — Nine months ago, President Joe Biden signed a sweeping bipartisan gun law, the most significant legislative response to gun violence in decades. “Lives will be saved,” he said at the White House. The law already prevented some potentially dangerous people from owning guns. Yet since that signing last summer, the tally of mass shootings in the United States has only grown. Five dead at a nightclub in Colorado. Eleven killed at a dance hall in California. Three 9-year-olds and three adults shot and killed at an elementary school in Nashville, Tennessee. A day after that school shooting, Biden’s…