Amber Miller was nearly 39 weeks pregnant -- expecting her second child any day -- when she set off from the starting line of the Chicago MarathonSunday.

She ran and walked even as contractions started kicking in toward the end of the race. But she managed to cross the finish line -- and grab a bite to eat -- before giving birth to baby girl June Sunday night.

"I got the OK from my doctor to run half, and my husband ran with me and supported me along the way," Miller told WGN-Channel 9 from her bed at Central DuPage Hospital. "I ran half and walked half, that's how I finished.