A 36-year-old Mattapan man has been identified by authorities as the person who was shot and killed Monday in that neighborhood. Corey Ragland was shot in broad daylight in an area between Malta and Topalian streets, according to a Boston police blog post. Ragland was taken to Boston Medical Center, where he died of his wounds, according to police. A beige minivan was spotted fleeing from the scene, but the minivan’s plate number or connection to the case has not been identified.Trisha Thadani can be reached at firstname.lastname@example.org. Follow her on Twitter @TrishaThadani.