Police outside Chelyabinsk launch series of sweeps and raids against local Roma community after late October riot - Mayor outside Chelyabinsk resigns following taxi driver's murder and anti-Roma riot - Chelyabinsk Region Official Resigns After Murder Sparks Ethnic Clashes - Russian Police Raid Homes of Romani People After Ethnic Tensions Flare in Chelyabinsk Region - Riot Police Clash With Lynch Mob in Russia's Chelyabinsk Region After Woman's Murder - Vice Principal, Security Executive Detained After Hammer Attack at Chelyabinsk School - 13-Year-Old Student in Russia's Chelyabinsk Attacks Classmates, Teacher With Hammer - Chelyabinsk schoolboy who attacked students, teachers detained - Russia's trade mission in Uzbekistan, Chelyabinsk Region hold business mission in Tashkent - Dam Collapses in Russia's Chelyabinsk Region, Forcing Hundreds to Flee