Colby has worked for Fox News since July 2003 as National News Correspondent and Anchor. Prior to joining FOX News Channel, Colby was a correspondent for CNN and served as an anchor and reporter for CBS News including fill-in anchor for CBS's Up to the Minute. She was also an anchor for WPIX/WB-11 New York, a reporter at WNYW FOX 5 New York, and a correspondent/co-anchor on FOX News' WebMD TV. Colby is an attorney admitted to practice law in New York, California, Florida and the District of Columbia.[2]
She has received such honors as the Edward R. Murrow National Award in 2002 for her coverage of the September 11 attacks; the Gracie Award for investigative reporting in 2000, and the Clarion Award from the Association for Women in Communications. She was also named Television Week's "Rising News Star To Watch".[2] Aside from her journalism career, Colby, an attorney, served in private practice for 10 years. Her law practice began with a Hollywood entertainment firm that assigned her to The Tonight Show. At 22, she worked for Johnny Carson during his contract renewal with NBC and also his divorce.[3][4]
Since January 2015, Colby has served as host and reporter on the Fox Business show, Strange Inheritance, which covers quirky or unexpected legacies left behind by friends or family.[5]
Colby authored Back to Life After a Heart Crisis: A Doctor and His Wife Share Their 8-Step Cardiac Comeback Plan (ISBN9781583334195) with her ex-husband Marc Wallack, the Chief of Surgery at Metropolitan Hospital in New York City.[7]