UPI POY 2008 - Campaign 2008.

Democratic presidential hopeful Sen. Barack Obama (D-IL) (L) waves with Caroline Kennedy, daughter of the late President John Kennedy, as he receives presidential endorsements from Sen. Edward Kennedy (D-MA), Rep. Patrick Kennedy (D-MA) and Caroline at a rally at American University in Washington on January 28, 2008. Ted Kennedy's endorsement was sought by all three of the Democratic presidential contenders. (UPI Photo/Pat Benic)