See USHMM Photo Archives database for stills of Gardelegen. The stills are dated April 18, 1945. The atrocity was committed on April 13, 1945.
USHMM replaced the online streaming video with a file from NARA (digitized Digital Betacam tape) in August 2019.
(B 1138) Leipzig, Germany, 04/23/1945 Slate reads"Roll 1 Madru" U.S. infantry mop-up around Leipzig. German children run down a street. A wounded German boy receives help from an American medic. Wounded American soldier. Sherman tanks roll through the streets. US soldiers on the street, filmed from the tank. American troops fire from behind the cover of tanks. 01:22:03 German civilians wave white handkerchiefs in surrender. CU of smiling Germans. More street fighting, civilians waving white flags. A crowd of civilians waving white flags. 01:26:08 CU of crouching American soldier and captured German. 01:26:16 (B 1147) German civilians, under orders from American forces, dig graves to bury victims of the Gardelegen barn atrocity. Rows of bodies are visible in the foreground while Germans dig in the background. Panning shot of the rows of corpses. Corpses laid out by the side of the barn. Civilians in the trench, burying the dead. Panning shots of several rows of graves and Germans digging. 01:28:30 Victims of the atrocity still in and around the barn. A group of American soldiers looks at a pile of charred corpses. CUs of dead men in striped uniforms. Scene shot through the doors of the barn: corpses in the foreground and Germans visible on the other side of the building. Shots of the charred brick building. American soldiers somberly regard the corpses. Note: Over 1,000 concentration camp prisoners evacuated from a sub-camp of Dora-Mittelbau were burned or shot to death by the SS in a barn on the outskirts of Gardelegen, Germany.
Germans surrender, infantry mop-up around Leipzig; Gardelegen barn atrocity