"Boardwalk holds up in episode 2, taking us to Chicago (great work from Stephen Graham as the young, volatile Al Capone) and New York (with Michael Stuhlbarg's quietly sinister Arnold Rothstein) and back again to Atlantic City, where Nucky extorts hotheaded Jimmy for $3000 in payback for the whiskey heist — meaning the boy has to take back the necklace he gave his showgirl mom Gretchen Mol."