Tehran Battles Plague of 'Mutant' Giant Rats with Army Snipers Tehran, the capital of Iran, is battling an invasion of "genetically mutated" giant rats. Iran has sent in sniper teams to clear Tehran's streets from the massive rodents weighting up to five kilos plaguing 26 district of the Iranian capital, the city's environmental agency said. "They seem to have had a genetic mutation, probably as a result of radiations and the chemical used on them," Ismail Kahram, Teheran city council environment adviser and university professor Ismail Kahram told Qudsonline.ir. "They are now bigger and look different. These are changes that...