They chase down cases that are still pending, don't they?
What else do you know about this guy, and maybe others we're trying to chase down?
"Tell you what," Winston said, "I'll chase down the name and address with the Post Office and see if a forwarding address was filled.
It seemed they had but then why bother to chase down Fred?
He didn't join them, but he was clearly enjoying watching them, even laughing once when Destiny gave up her home run to chase down the ball.