This morning Casimiro Barros, 20, of Roxbury and Manuel Andrade, 33, of Dorchester were arrested for the March 24, 2007 homicide of 22-year-old Chiara Levin.Boston Police Homicide Unit, Fugitive Apprehension Team, Special Investigation Unit, District B-2 Drug Unit (Roxbury), US Marshals and MBTA Police arrested both Barros and Andrade based on significant credible evidence developed during the exhaustive investigation. On March 24, 2007, at approximately 3:58am, officers from District C-11 (Dorchester) responded to a radio call for a shooting victim at Boston Medical Center. On arrival, officers were informed that the victim, Ms. Levin was suffering from a gunshot wound. Ms. Levin soon succumbed to her injuries and was pronounced. Boston Police Commissioner Ed Davis stated, “I commend Deputy Superintendent Daniel Coleman, Boston Police Homicide detectives and the District Attorney’s office for their extraordinary work and commitment. In every homicide case, the Boston Police Department vows to work tirelessly to bring perpetrators to justice.” It is also imperative to note that extensive cooperation from the community and witnesses played a crucial role in our efforts to build this case. Police Commissioner Davis added, “Today my thoughts are with the family of Chiara Levin. I hope that these charges bring them some small sense of relief as they continue to cope with their horrible loss.” Barros and Andrade will be arraigned on Monday morning in the Dorchester District Court on murder charges.