Ted Cruz and Donald Trump have united to fight the Iran nuclear agreement. On Thursday, the Texas senator invited the real estate mogul to join him in rallying against the deal on the Capitol grounds, and Trump accepted. The two Republican presidential candidates said they would do “something very big over the next two weeks in Washington.” Trump made his announcement after a campaign rally in South Carolina, referring to Cruz as “a friend of mine and a good guy.” The event will be sponsored by Tea Party Patriots, the Center for Security Policy, and the Zionist Organization of America,...