Medina and Marchan were arrested after they were identified as the persons who entered several retail businesses in the 17^th and 25^th districts from February 1^st to March 25, 2015 and robbed the establishments.  Medina entered the businesses announced a robbery and displayed a handgun on two of the incidents and a knife in the others, before demanding money and property. Medina would then flee in a vehicle driven by Marchan. Area North detectives issued a Business Alert on March 17, 2015 informing the business owners in the area.  Medina and Marchan were subsequently arrested and charged accordingly.  No further information is available at this time.Charges for Medina and Marchan