Not at all. Fake news. Go back to your memoirs.
This site says yes (not that I care much either way):
https://informationcradle.com/chris-stirewalt/
Chris Stirewalt Family
Stirewalt was born to mother Joan Marie McCarthy who sadly passed away in the mid-2000s. Details of his father are not available. He has a sister, Kirsten Powers and the two siblings are pretty close to one another.