Can You Win a Game Without Ever Leading?

Can you win a game without ever leading? It would seem to, i mean, victory would presuppose that you were leading at some point. The instant you take the lead, if it's a walk off, game ending situation, the game is over. So wel that, i'll play or cry the plate aors that winning run, but not alway, instantly. Well, it topay, sort of depends now, doesn't it? It depends how much they win by.