SAN JOSE — The man arrested on suspicion of fatally shooting three people at a South San Jose apartment earlier this week made news six years ago when he was accused of shooting at the San Jose State University library , part of a criminal record that details trouble with guns and bouts of mental illness.

Joseph Vicencio, 26, of San Jose, was being held without bail in the Santa Clara County Main Jail on suspicion of murder in the deaths of two women and a man at an apartment in the 200 block of Chynoweth Avenue early Tuesday. The three victims were found gravely wounded at the scene, with one being pronounced dead on site and the other two dying after being taken to the hospital.

One of the victims has been formally named by the Santa Clara County Medical Examiner-Coroner’s Office

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