 Residents packed city hall demanding answers. The police chief says the boy had what appeared to be a handgun. It was actually a pellet gun. Iran will have a runoff election to replace its president, who died in a helicopter crash last month after no candidate secured a majority in a vote. With record low turnout for the country, CBS's Elizabeth Palmer is in the Iranian capital. The final vote count added up to the worst ever turnout in a presidential election and failed to produce a clear winner.