In state after state that Vice President Gore struggled to win on Election Day, he found himself battling not only Republican nominee George W. Bush but Green Party nominee Ralph Nader as well. In the end, Nader's small vote in Florida appears to have been enough to tip that crucial state to Bush. If the recount of votes in that state confirms yesterday's outcome, Bush will be the next president. Today Nader was defiant in the face of criticism. NPR's Pam Fessler reports.