NASHVILLE, Tenn. (WKRN) – A man who entered a Bellevue bank’s drive-thru line and allegedly passed a note to a bank teller threatening to detonate a bomb has been arrested.

According to the Metro Nashville Police Department, surveillance footage showed 37-year-old Mario Armstrong walking up to the drive-thru of Pinnacle Bank on Highway 70 South at approximately 4:55 p.m. on Tuesday, Aug. 8, and putting a demand note through the bank’s vacuum tube system.

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The handwritten note reportedly said there was a bomb in the building and ordered the teller to send back $20,000 in big bills or the bomb would be detonated, which led the bank manager to call 911.

After passing the note, Armstrong fled the scene on foot, went behind a business, and was seen changing his clothes on surveillance footage, according to officials.

Authorities later found a man matching the suspect’s description walking along Highway 70 South near Hicks Road, less than two miles from the bank. Police said they stopped Armstrong, adding that he was compliant until officers asked to search his backpack.

Mario Armstrong (Courtesy: Metro Nashville Police Department)

Armstrong allegedly tried to run away, but he was caught. Then, when officers looked inside the man’s backpack, they said they found the clothes that were worn during the attempted robbery.

Metro police said they took Armstrong back to the bank, where he was positively identified as the man who tried to rob the bank earlier.

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According to authorities, Armstrong was charged with attempted robbery, resisting arrest, and evading arrest. Federal charges are also under consideration.

Armstrong remains in Metro Jail on a $13,000 bond, officials said.