CARL RUSSO/Staff photo. The president of Rockingham Park wants a local referendum on expanding gaming. Now, the park hosts charity poker, roulette and bingo games, as well as simulcast racing. At left, roulette table dealer Jeffrey Smith takes care of his customers. Playing yesterday were, from left, Anthony Perez of Haverhill, Biji Vijayan of Burlington (standing), Alex Perez of Haverhill, Juan Guillermo of Lowell, James Daniel of Burlington, Ramon Minaya of Lowell (hidden) and Jackie Chen of Methuen. 12/4/2012.