Dakotah L. Gooding

DES MOINES, Iowa — A Des Moines soldier is one of three reported killed when their armored Humvee overturned into a canal near the town of Balad, Iraq, during a combat patrol, the Department of Defense reported.

Spc. Dakotah L. Gooding, 21, and the other two were assigned to the Army’s 5th Squadron, 7th Cavalry, 3d Infantry Division, based at Fort Stewart, Ga., the military said late Tuesday. The incident, which occurred on Sunday at about 5:10 a.m., is under investigation, the Army reported.

The others killed in the turnover were identified as Sgt. Chad W. Lake, 26, of Ocala, Fla., and Sgt. Rene Knox, Jr., 22, of New Orleans, La.

Relatives said Gooding grew up in Keokuk and he and his mother moved to Des Moines five years ago. His mother, who was in Georgia on Tuesday night awaiting his coffin, said he had wanted to be a soldier since he was five years...