Trump in Danger of Repeating Obama’s Iran Mistake

(Bloomberg Opinion) -- U.S. President Donald Trump, who seems obsessed with undoing his predecessor’s legacy, is in danger of repeating Barack Obama’s fundamental mistake on Iran: Making the confrontation with the Islamic Republic almost exclusively about nuclear weapons.In recent weeks, Trump has on several occasions repeated his willingness to negotiate with the regime in Tehran, even as he slapped more sanctions on Iranian institutions and individuals, and threatened “oblite