Democratic presidential hopeful Sen. Barack Obama D-Ill., shakes hands at a rally at the Adams Center at the University of Montana in Missoula, Mont., Saturday, April 5, 2008 Democratic presidential hopeful Sen. Barack Obama D-Ill., right, reaches over the crowd to take Natalie Pankratz-Osborn 8 months, from Missoula, at a rally at the Adams Center at the University of Montana in Missoula, Mont., Saturday, April 5, 2008 Democratic presidential hopeful, Sen. Barack Obama D-Ill., grabs some fries at the M & M Cafe in Butte, Mont., Saturday, April 5, 2008. Democratic presidential hopeful Sen. Barack Obama D-Ill., kisses Athena Mayahin-Barrett...