President Joe Biden speaks about gun control March 23, 2021, at the White House. (Screen shot from event livestream) WASHINGTON — President Joe Biden on Tuesday urged the U.S. Senate to immediately pass legislation to close loopholes on background checks for guns and to ban assault weapons, following a mass shooting that killed 10 at a Colorado supermarket. “This should not be … [Read more...] about Biden calls on Senate to act on background checks after mass shooting in Colorado