It gives glimpse of damage to the California Institution for Men in Chino . Authorities say riot was caused by racial tensions . `` This certainly is probably the worst that we 've seen , especially adding the extensive damage to the unit that has been burned , '' prison spokesman Lt. Mark Hargrove told reporters outside the prison Tuesday . ` Chino prison and nine others in southern California are in flames .
It gives glimpse of damage to the California Institution for Men in Chino . Authorities say riot was caused by racial tensions . Chino prison and nine others in southern California are in flames .