(Bloomberg) -- Rescue teams are searching into the night to try to locate Iranian President Ebrahim Raisi after his helicopter crashed on his way back from a visit to the country’s northwest.Most Read from BloombergIran’s President Missing After Helicopter Crash in Dense FogEven If Alito Is Right, the Upside-Down Flag Was WrongGantz Says He’ll Quit Unless Netanyahu Moves to New War PlanChina-Bound Oil Tanker Hit by Houthi Missile in Red Sea, US SaysSaudi King to Receive Treatment at Palace for L