Witness: Iran riot police clash with hundreds of protesters in Teheran

Iranian riot police on Tuesday arrested dozens of pro-reform protesters in central Teheran after hundreds of demonstrators gathered on the streets of the Iranian capital, Reuters cited a witness as saying. "There are hundreds of riot police and plainclothes security forces, beating people who gathered to support (opposition leader Mirhossein) Mousavi," the witness reportedly said. "There are hundreds of protesters at Haft-e Tir square."