“The tragic events onboard USS Bonhomme Richard illustrate the catastrophic effects of a shipboard fire,” the letter reads. U.S. Navy officials on Monday were working to determine what caused a massive fire on the USS Bonhomme Richard, an amphibious assault ship, that resulted in 17 injured sailors and four civilians. The Navy announced Monday the ship will be decommissioned. SAN DIEGO — A senior defense official said Wednesday arson is suspected as the Like the previous five Wasp-class ships, Bonhomme Richard is designed to embark, deploy and land elements of a Marine landing force in amphibious assault operations by helicopter, landing craft and amphibious vehicle, and if needed, to act as a light aircraft carrier. A San Diego Federal Fire firefighter rests after combating a fire aboard the amphibious assault ship USS Bonhomme Richard (LHD-6) on July 12, 2020. USS Bonhomme Richard (LHD-6) is a Wasp-class amphibious assault ship of the United States Navy commissioned in 1998. Navy investigators are questioning one sailor regarding a possible role in the fire that gutted the USS Bonhomme Richard in July. The USS Bonhomme Richard, an amphibious assault ship, burned for more than four days in July and was the Navy's worst U.S. warship fire outside of combat in recent memory. WASHINGTON: The USS Bonhomme Richard suffered fire and water damage on 11 of its 14 decks, with damage “nearly encompassing the 844 … Smoke rises from the USS Bonhomme Richard at Naval Base San Diego in July, after an explosion and fire on board the ship. The fire in Bonhomme Richard was not small by any means and may end up costing the Navy more than $3 billion to replace the ship entirely, or at least many hundreds of millions to repair it. ; The fire severely damaged the … As of Tuesday evening, the U.S. Navy announced that it had made "significant progress" toward putting out the fire on the USS Bonhomme Richard (LHD-6), … A fire burns aboard the USS Bonhomme Richard in San Diego on July 12, 2020.