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Police officers work a check point in front of Santa Fe High School in response to a shooting at the school on Friday, May 18, 2018, in Santa Fe, Texas. (Kevin M. Cox /The Galveston County Daily News via AP)
Police officers work a check point in front of Santa Fe High School in response to a shooting at the school on Friday, May 18, 2018, in Santa Fe, Texas. (Kevin M. Cox /The Galveston County Daily News via AP)

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    Student who knows suspect: He's 'really quiet'

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Student who knows suspect: He's 'really quiet'

Mateo Twilley, a student at Santa Fe High School, says he's talked to the suspect "once or twice" and describes him to CNN's Erica Hill.

Student who knows suspect: He's 'really quiet'

Mateo Twilley, a student at Santa Fe High School, says he's talked to the suspect "once or twice" and describes him to CNN's Erica Hill.