At least 92 people have been killed as Iran has cracked down on women-led protests sparked by the death of Mahsa Amini after her arrest by the notorious morality police, the group Iran Human Rights said Sunday.Kurdish Iranian Amini, 22, was pronounced dead on September 16 after she was detained for allegedly breaching rules requiring women to wear hijab headscarves and modest clothes, sparking Iran's biggest wave of popular unrest in almost three years."Rioters" and "thugs", some hurling Molotov cocktails, attacked the Tehran headquarters of Iran's leading ultraconservative daily Kayhan on Saturday, said the newspaper, whose director is appointed by supreme leader Ayatollah Ali Khamenei.As Tehran was also battling unrest in the country's southeast, it said five Revolutionary Guards members were killed in clashes Friday in Zahedan, the capital of Sistan-Baluchestan province.The poverty-stricken region has often seen clashes with Baluchi minority rebels, Sunni Muslim extremist groups and drug smuggling gangs."