Police in Starke said they've solved a third robbery while investigating two others that happened last week.
They said Sam's Discount Liquor on South Walnut Street was robbed by two men Jan. 29.
While investigating robberies of a Little Caesar's Pizza and an Island Food Store last week, police said they charged Derrick Smith Jr., 19, with armed robbery and grand theft.
Police said they also charged 16-year-old Dillon Stephens in the robbery.
They said he was also charged with burglary, grand theft, felony criminal mischief and dealing in stolen property for a burglary to the Delta Food Store on East Brownlee Street in December.