The search continues for a missing man in Knox County.
45-year old Max Dale Brock was last seen on Saturday at his home.
This afternoon, police began searching for Brock in some fields around his home in the Woolum community.
At this point, investigators don't have any leads on what happened to him.
We're told he does suffer from some medical problems.
Crews are expected to call off the search in about an hour and return in the Thursday morning.