Transcript for Geezer Bandit Strikes Again
-- who has police in Southern California -- This man has been on a one man bank robbing crime spree for the past two years they call him they geezer bandit and he struck again. But this time who may have finally slipped up here's ABC's clintons and -- There he was again in one handed a note demanding cash and in the other a gun. The teller gave him the money and something else -- hidden dye pack that exploded as he left. There's quite a bit of money in the parking line and it spread out over several different parking stalls. We're not sure if he got away with any money or not the geezer bandit also dropped what appears to be a small address book potentially a big break for police. They might get lucky get fingerprints off what he dropped. You may not be able to identify him but you might be able to link him to other other robbery. Investigators won't say how much money stolen but nationwide last year the average take for -- just one -- was over 8000 dollars. Friday's bank job in San Louis Obispo is his sixteenth in Southern California he stayed one step -- -- police -- being careful to bury the locations. On. -- days of his robberies. But with each new -- the pilot surveillance pictures video and news coverage grows at a -- There it just ask the Bank of America was about to close at seven Lewis Obispo and -- -- -- luck may be running out each time you have a robbery. You sometimes get one more nugget or piece of information. That we'll take you closer to the bad guy. Police wonder whether the geezer bandit could really be a younger man or even a woman in an elaborate disguise. He almost always wears a hat but once he didn't always classes and rarely a -- but it's his face or maybe -- wrinkle free hands that. Just seem. Off just have been really -- it look in about it it didn't look right through. Now the skin town looked a little this while. Whether he's a centenarian or spring chicken the -- its latest -- was hardly can easily. He sped away in a white BMW. And cops are still trying to catch up. For Good Morning America Clayton -- LA BC news.
This transcript has been automatically generated and may not be 100% accurate.