"Boardwalk Empire" releases new trailer for season three

(CBS News) HBO's "Boardwalk Empire" ended its last season with big surprises, and now viewers can get a taste of what's to come in a new trailer for season three.

The trailer shows some new characters including Bobby Cannavale, who plays a Sicilian gangers who will be standing in Nucky Thompson's (Steve Buscemi) way this season.

Watch the trailer below to see what Nucky will be up to this season. "Boardwalk Empire" returns to HBO on Sept. 16 at 9 p.m. ET.