(CBS News) Bill and Giuliana Rancic are now parents to son Edward Duke Rancic.
Bill, 40, announced the news Thursday on Twitter:
The couple welcomed their son Wednesday night in Denver.
In April, the pairthey were expecting a baby via gestational surrogate, which means the Rancics are the boy's biological parents.
It's been a long road for the reality TV stars, who chronicled some of their pregnancy struggles on the Style Network series, "Giuliana & Bill." They tried in vitro fertilization several times. Giuliana, 37, also had a miscarriage and battled breast cancer, which resulted in alast year.