Umberto F. Ostarello was born on October 27, 1913, in Chicago, Cook County, Illinois. He was the son of Giuseppe Joseph Panozzo Ostarello and Angelina P. Gobbo Ostarello. He served in the 715th Bomber Squadron, 448th Bomber Group, Heavy, as a Staff Sergeant and Tail Gunner on B-24H #42-64444 nicknamed "Consolidated Mess" during World War II.

On December 30, 1943, the "Consolidated Mess," crashed in France while on a bombing mission targeting the refinery and port facilities in Ludwigshafen, Germany. The aircraft had departed from Station 146 in Seething, Norfolk, UK. While flying over the Oise department, near the communes of Feigneux or Russy-Bémont—about 4 kilometers northeast of Crépy-en-Valois—it came under attack by enemy fighters. Only part of the crew was able to evacuate before the aircraft struck the ground at 13:45, exploding on impact and being completely consumed by fire.

SSgt Ostarello was Killed in Action and is now buried in the Holy Sepulchre Cemetery, Alsip, Cook County, Illinois, USA.

Source of information: http://francecrashes39-45.net/