(Reuters) - White House spokesman Josh Earnest said on Thursday that U.S. policy towards Iran has not changed.
Earnest was responding to questions about a letter reportedly sent from U.S. President Barack Obama to Irans Supreme Leader Ayatollah Ali Khamenei.
The Wall Street Journal reported on Thursday that Obama sent a letter to the Iranian leader last month describing their shared interested in the fight against the Islamic State.
Earnest said he could not comment on private correspondence between Obama and a world leader.