Manuel Oliver, father of Joaquin Oliver, one of the victims of the Parkland shooting, his wife and David Hogg, survivor of the 2018 Marjory Stoneman Douglas High School shooting in Parkland, Florida and a founder of the March For Our Lives Movement, react during the March for Our Lives, one of a series of nationwide protests against gun violence, on the National Mall in Washington, DC, U.S., June 11, 2022. REUTERS/Jonathan Ernst