Caltrain has reported a collision between a train and a person who died while trespassing on the tracks Monday night in Palo Alto, agency officials said.

An alert about the collision involving southbound train No. 192 was posted on Twitter at 10:22 p.m. by Caltrain. The person had trespassed on the tracks near Palo Alto Avenue and Alma Street and died at the scene.

The Palo Alto Avenue grade crossing was closed as a result of the collision, Palo Alto police said in a Nixle alert on Monday night.

The incident will be investigated by the San Mateo County Sheriff's Office, which has jurisdiction over the tracks, police said.

The Santa Clara County Coroner's Office identified the individual as 23-year-old Jacob Aaron Meisel of Stanford.

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