Home Democratic presidential candidates march during the annual Bloody Sunday March across the Edmund Pettus Bridge in Selma, Alabama on March 1, 2020. (Photo by Joshua Lott / AFP via Getty Images) Democratic presidential candidates march during the annual Bloody Sunday March across the Edmund Pettus Bridge in Selma, Alabama on March 1, 2020. (Photo by Joshua Lott / AFP via Getty Images)

Democratic presidential candidates march during the annual Bloody Sunday March across the Edmund Pettus Bridge in Selma, Alabama on March 1, 2020. (Photo by Joshua Lott / AFP via Getty Images)

Democratic presidential candidates, former New York City mayor Mike Bloomberg (L), former South Bend Mayor Pete Buttigieg (center L), Amy Klobuchar (R) (D-MN) and Senator Elizabeth Warren (C) (D-MA) march during the annual Bloody Sunday March across the Edmund Pettus Bridge in Selma, Alabama on March 1, 2020. (Photo by Joshua Lott / AFP via Getty Images)

People stand with their backs to Democratic presidential candidate, former New York City mayor Mike Bloomberg as he speaks during a worship event at the Brown Chapel AME Church on March 1, 2020 in Selma, Alabama. (Photo by Joe Raedle/Getty Images)