We may have to chase down anyone who's late getting in.
In the end she gave up trying to chase down the thought.
No point trying to chase down somebody who was already dead.
I've got some information that I'm trying to chase down.
I've been trying to chase down a doctor who may know something about it.
When the ball finally came, I had to chase it down at all costs.
I thought it wouldn't hurt to have another lead to chase down.
He chased down a line drive to open the game and felt his confidence growing.
Start chasing down the words and music of all the songs we've lost.
That one was chasing down a red Band, and getting close.