John McCain says the troop increase strategies used in Iraq should also be applied to Afghanistan, and that he knows more than Barack Obama about "how to win wars."McCain has told a town hall crowd in Albuquerque, N.M., that the U.S. military effort in Iraq is working. He argues a similar approach - more troops, more counterinsurgency programs, and more coherent military organization would arrest the growing violence in Afghanistan.

Sen. Barack Obama said Tuesday that overall U.S. interests have been hurt rather than helped by the Bush administration's decision to increase troop strength in Iraq 18 months ago, and vowed to stick to his plan to withdraw combat troops within 16 months of becoming president

Former Minnesota Gov. Jesse Ventura halted his political comeback before it began, using a national TV platform to announce that he won't launch a third-party bid for the U.S. Senate "at this moment." Even so, Ventura kept the door open a crack, saying things could always change before the 5 p.m. Tuesday filing deadline

Democratic National Committee Chairman Howard Dean is embarking on a voter registration bus tour he hopes will help push Dixie to the Democrats