I'd say he better dominate and win damn near every round and maybe then he'll win a SD or get a draw.

More than likely he will need a KO to win.

The judges and HBO will be heavily against him.

Its going to be difficult to stop an aggressive, determined, big Chavez Jr, but Sergio seems confident he can get him out of there.

Sergio Martinez Eyes KO: I Won't Leave it With The Judges - Boxing News