Catastrophic penetration suffered by a Sturmgeschütz III (StuG III) assault gun. The anti-tank round has penetrated the outer armor sheets and has exploded the gun compartment. Crew almost certainly perished.
US 240 mm Howitzer Motor Carriage T92. Developed late in the war, but never saw service. It was a big gun on a Pershing chassis. Distinguish this from the much later T92 light tank, which had a somewhat similar profile but was much smaller.