FREEPORT - New surveillance pictures have been released of a man linked to three armed robberies in less than three hours in Nassau County. 

Police say the man held up a Bolla Market in Freeport and two 7-Elevens in Valley Stream and East Meadow.     

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The incidents happened on April 15th between 2 a.m. and 4:42 am.

Anyone with information is asked to call Nassau Crime Stoppers at 1-800-244-TIPS