President Barack Obama lifts a baby as he greets people in the audience after speaking at a campaign event, Thursday, Nov. 1, 2012, at the Cheyenne Sports Complex in Las Vegas, before heading to Denver. (AP Photo/Carolyn Kaster)

Photo by: Carolyn Kaster

President Barack Obama lifts a baby as he greets people in the audience after speaking at a campaign event, Thursday, Nov. 1, 2012, at the Cheyenne Sports Complex in Las Vegas, before heading to Denver. (AP Photo/Carolyn Kaster)