The United States faces a growing threat from domestic violent extremists, according to a strategy released this week by the Biden administration. The warning comes as U.S. lawmakers continue to investigate the January sixth storming of the U.S. Capitol by supporters of former President Donald Trump seeking to derail the Electoral College vote count confirming Joe Biden’s presidential victory. VOA’s Congressional Correspondent Katherine Gypson has more. VOA Khmer's Pochin Choeung narrates the story in Khmer.