President Biden speaks about the Colorado shootings in the State Dining Room of the White House on Tuesday.

US President Joe Biden speaks about the Colorado shootings in the State Dining Room of the White House in Washington, DC, on March 23, 2021. – A 21-year-old man was charged Tuesday with gunning 10 people down in a Colorado grocery store, as America reeled from its second mass shooting in less than a week — sparking urgent new calls for gun control. The suspect, named as Ahmad Al Aliwi Alissa, was in hospital after being shot in an exchange of fire with officers following the attack on King Soopers Supermarket in Boulder County, 30 miles (50kms) northwest of the state capital Denver, on March 22. (Photo by MANDEL NGAN / AFP) (Photo by MANDEL NGAN/AFP via Getty Images)