Djeswende Reid, 66, and Stephen Reid, 67, had been shot multiple times, according to Deputy Chief Medical Examiner Mitchell Weinberg.
They had left their apartment to go for a walk around 2:22 p.m. Monday, and family and friends didn’t see or hear from them after that, authorities said.
Concord Police are asking people to report suspicious behavior and to share any surveillance video of the area.
“It just seems random. That’s the scariest part,” Ron Biavaschi told the station. “You got some nut on the loose, you know.”