The Obama administration assured Jewish and pro-Israeli groups that it will not allow Iran to make a nuclear weapon.
In a meeting at the White House Tuesday, officials told Jewish leaders that they want to resolve the issue through diplomacy.
Some believe Iran's new president, Hassan Rouhani, is a moderate who is willing to negotiate.
But Bob Feferman of the United Against Nuclear Iran told CBN News's Gary Lane that the West has to increase pressure on the Islamic state.
Click play to watch the interview.