"It was the same suspect going from building to building, " department spokesman Thomas Gilliland said.

NPR: Student Arrested In Texas College Stabbing Attack

One suspect is in custody, Harris County Sheriff's Office spokesman Thomas Gilliland said in a written statement.

CNN: 3 wounded in Houston college shooting

Earlier Tuesday, Harris County Sheriff's Deputy Thomas Gilliland said authorities received an initial report that the suspect had been wrestled to the ground by a student before campus police arrested him.

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