LOS ANGELES (CBSLA.com) — Nicolas Leslie, a UC Berkeley student who had been missing since the terror attack in France on Thursday, has been confirmed dead.

The 20-year old was participating in a local summer program in Nice, France.

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He had been unaccounted for until Sunday after a truck plowed into civilians celebrating Bastille Day.

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“This is tragic, devastating news,” UC Berkeley Chancellor Nicholas Dirks said.

“All of us in the UC Berkeley family — both here on campus, and around the world — are heartbroken to learn that another promising young student has been lost to senseless violence.”

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“I join Nick’s parents, friends and the entire campus community in condemning this horrific attack, and in mourning the loss of one of our own,” Dirks added.