A student who was detained by police with the Brownsville Independent School District was charged for allegedly having a gun and several boxes of ammunition in his vehicle.

Gael Avalos, 17, was charged with unlawful carrying of a weapon in a prohibited place on Friday. His bond was set at $75,000.

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Authorities said they found the gun in his vehicle at Veterans Memorial Early College High School during a routine sweep of vehicles on campus.

An investigation is underway.