Health care workers and medical students pause for 8 minutes, 46 seconds of silence in front of the University of Utah Health Sciences Education Building during a demonstration in support of the Black Lives Matter movement Friday, June 5, 2020, in Salt Lake City. (AP Photo/Rick Bowmer)
Health care professionals gather outside Barnes-Jewish Hospital to demonstrate in support of the Black Lives Matter movement, June 5, 2020, in St. Louis, Mo. (AP Photo/Jeff Roberson)
Health care professionals outside Barnes-Jewish Hospital demonstrate in support of the Black Lives Matter movement, June 5, 2020, in St. Louis, Mo. (AP Photo/Jeff Roberson)
With St. John's Church in the background, people walk under a new street sign on, June 5, 2020, in Washington, D.C. (AP Photo/Manuel Balce Ceneta)
Demonstrators hold signs and shout during a protest over the death of George Floyd, who died May 25 after being restrained by police in Minneapolis, on June 5, 2020 in Portland, Ore. (AP Photo/Craig Mitchelldyer)
Portland Trail Blazers' Damian Lillard, center, joins other demonstrators, during a protest against police brutality and racism, sparked by the death of George Floyd, on June 5, 2020 in Portland, Ore. (AP Photo/Craig Mitchelldyer)
Protesters march to the New Orleans Police Department headquarters, during a protest over the death of George Floyd, on June 4, 2020 in New Orleans. (Sophia Germer/The Advocate via AP)
Demonstrators march up Main Street in Kansas City, Mo., during a protest over the death of George Floyd, on June 4, 2020. (AP Photo/Charlie Riedel)
Protests continue in San Diego, Calif., on June 4, 2020. (AP Photo/Gregory Bull)
Demonstrators protest over the death of George Floyd near the White House in Washington, D.C. (AP Photo/Evan Vucci)