[Adebisi]

On the turn you have one pot-sized bet left in your stack. Just shove. Button's preflop calling range should be pretty wide given there is a fish in the pot, he has position, and is getting 4-1 closing the action. There are plenty of flush draws, straight draws, pairs + gutshots, etc. that he could have after his flop call. It would suck to give him a free card in a pot this big. You can somewhat discount the possibility he has a hand that beats you since he didn't raise the flop. Since there's already a player all-in, he would be more likely to just flat-call the flop with a big draw, pair + draw, etc. Basically, I think you're ahead more often then you're behind here, and you should try to shut him out.