PALO ALTO (CBS SF) — The Stanford senior who was found dead in his on-campus bedroom Sunday afternoon has been identified as 22-year-old Xavier Leyva-Quintana.

The cause of death of his still under investigation by the Santa Clara County Sheriff.

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The Palo Alto Fire Department and Stanford Department of Public Safety responded to a call of an unconscious male about 1 p.m. at an on-campus residential building on the 500 block of Mayfield Avenue. First responders declared the man dead shortly after arriving on the scene.

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Vice Proust for Student Affairs Greg Boardman addressed the Stanford community in a letter.

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“Our thoughts are with his family, his friends, his classmates and with everyone who may be impacted by this very sad news,” Boardman stated, which also listed the medical and mental health services available at Stanford.