06/30/2011 at 05:00 PM EDT
The tables have been turned on Chris Hansen, the host of NBC's To Catch a Predator,
who has reportedly been caught cheating on his wife.
Hansen, 52, a father of two who lives with his wife Mary in Connecticut, has been carrying on a four-month affair with Kristyn Caddell
, a news anchor at NBC affiliate WPTV in West Palm Beach, Fla., the National Enquirer
A source confirms to PEOPLE: "Chris Hansen and Kristyn and have been hooking up for months."
Caddell, 30, was an intern at the station before later becoming a reporter. Her bio
on the WPTV website says she started at the station six years ago, left for other TV jobs in California, Texas and Tennessee, before returning to West Palm Beach.
Hansen has worked for various NBC News shows, including Dateline NBC
and the hidden-camera sting-operation show To Catch a Predator,
since 1993. He has won seven Emmy awards.
With reporting by LINDA MARX