PLANT CITY, Fla. (CBS12) — A 16-year-old is in custody after deputies say he robbed two students while armed with a gun inside a Florida high school on Friday morning, prompting a lockdown.

According to the Hillsborough County Sheriff’s Office, at 8:25 a.m. on Friday, 16-year-old Neftali Bautista-Lopez approached two Plant City High School students, demanded cash, and showed them a gun in his backpack.

Fearing for their safety, deputies say the students handed over the cash.

See also: Palm Beach County rabbis speak out after Michigan synagogue attack: ‘We will not hide’

Deputies were later alerted to the incident and arrested Bautista-Lopez at his home, per jail records. The investigation also led deputies to a vehicle at his friend’s home, where they located the firearm and cash. The firearm was not loaded and no ammunition was located.

Deputies say they found probable cause to book Bautista-Lopez for counts of:

Tampering with evidenceRobbery with a firearm (x2)Disrupting the school campus functionMinor in possession of a firearmCarrying a concealed firearmPossession of a firearm on school property

“Bringing a firearm onto a school campus and threatening students is a serious crime that will never be tolerated,” said Sheriff Chad Chronister. “Thanks to the quick response from the victims, the school, and our deputies, this situation was addressed before anyone was harmed. We will continue working with our schools to make sure our campuses remain safe places for learning.”