At approximately 4:04pm, police responded to Congress & North Streets for a report of a person stabbed. A male victim in his 40's was transported to Massachusetts General Hospital with a life threatening stab wound(s). He has since been pronounced deceased. One male suspect was taken into custody. The investigation is ongoing and anyone with any information about the incident is asked to contact the Boston Police Homicide Unit at 617-343-4470 or the Crime Stoppers anonymous tip line at 800-494-TIPS.