Bernie Sanders Bernie Sander's has hinted at a quiet campaign to convince some superdelegates to switch their tentative support to his cause Wisconsin’s primary, on 5 April, is a crucial contest for those Bernie Sanders supporters who are hoping to somehow pull off an upset. Bernie Sanders is outperforming Barack Obama’s victory in the so-called “Pacific Primary” Sanders remains far behind Clinton when it comes to delegate math, but he was quick to use the numbers from Saturday night to drive home the larger message that he’s long been crafting Still the places he’s winning continue to be predominantly white, and of course not all of the country looks like Washington state. Bernie Sanders still has a far more difficult path to the nomination, and even with his successes in Washington and Alaska, he remains a distinct underdog.