Injured Civil Rights marchers lie on the ground after being shot by British paratroopers, Bloody Sunday, Derry, Northern Ireland 1972 - NLA - 1970s,1972,Bloody,British,British Army,Burning Barricade,civil rights,conflict,conflicts,confront,confrontation,confronted,confronting,demonstrators,Derry,Injured,INJURIES,INJURY,Ireland,Irish,Londond