Forrest followed doctors and nurses into a room where he'd finally get to meet his baby.
"When I walked into the room they all turned to me and said 'Leo has Down syndrome," he told ABC News. "I had a few moments of shock."
After the news had sunk in, Forrest held Leo for the very first time.
"They took me in see him and I looked at this guy and I said, he's beautiful -- he's perfect and I'm absolutely keeping him.