Seven inmates were killed and 17 others injured in a fight at Lee Correctional Facility, a maximum security prison in South Carolina. No officers were reportedly wounded. The prison "was secured at 2:55 a.m. following an incident which started at 7:15 p.m.," South Carolina's Department of Corrections tweeted early Monday morning. "The incident involved multiple inmate on inmate altercations in three housing units." The prison is considered one of the state's "most dangerous," and another inmate was killed in February, also in a fight.

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