Credit: David Livingston/Getty Images.

Chris Harrison, the host of ABC's "The Bachelor," and his wife of 18 years, Gwen, have announced their separation.  The couple said in a joint statement to People.com, "Though we have made this incredibly difficult decision to separate, our love and mutual respect remain, and we look forward to sharing in the lives of our wonderful children."

They have two sons, Joshua, 9, and Taylor, 7.  Harrison is also hosts ABC's "The Bachelorette." The new season of "The Bachelorette" kicks off May 14.