Third suspect arrested in connection with JP and Hyde Park store holdups

Lawrence Jemmott, 21, of Dorchester, was arrested yesterday, Boston Police report.

Jemmott is charged with armed robbery, assault by means of a dangerous weapon (gun) and unlawful possession of a firearm in connection with holdups of the River Street Mini-Mart in Hyde Park and the J.P. Convenience Store last month. Previously arrested were Nazareth Perkins, 37, and Liquarry Jefferson, 28 (yes, the father of that little boy accidentally shot to death last year).