Jack Bauer may lose 24 hours of sleep worrying about suitcase nukes, but should his viewers?
Probably not, nuclear weapons experts say.
Nuclear bombs cleverly concealed in suitcases don't exist in real life. Even so, they have long been a popular Hollywood plot point.
Arms control expert Charles Thornton of the Center for International and Security Studies at the University of Maryland calls the scenario "so highly unlikely as to be approaching fantasy."