"If it was farther or shorter, it was Dave's fault," Cain jokingly said.
Cain didn't push himself too much.
"The intensity wasn't very high," he said. "But the ball felt like it was coming out fine."
Giants manager Bruce Bochy said Cain will repeat the exercise Wednesday and might attempt to "ratchet up" the force of his throws. Even if Cain doesn't throw harder, Bochy said of the erstwhile ace's rehabilitation, "It's a start."