BALTIMORE, MD - APRIL 25: A protester holds up his hands as police in riot gear pass through during a march in honor of Freddie Gray on April 25, 2015 in Baltimore, Maryland. Gray, 25, was arrested for possessing a switch blade knife outside the Gilmor Homes housing project on Baltimore's west side on April 12. According to his attorney, Gray died a week later in the hospital from a severe spinal cord injury he received while in police custody. (Photo by Alex Wong/Getty Images)
