A 33 year old Bend man has been arrested in connection with a stabbing on China Hat Road near Sunset View Drive.  A female who saw it called 9-1-1 saying her male friend had been stabbed in the neck and head.  Investigators arrested Anthony Reyes in connection with the incident – they say he knew the 32 year old man he stabbed, and say they believe that man was a witness in another criminal case involving Reyes.  Investigators say the two got into a physical altercation before the stabbing.  The victim was taken to St. Charles Bend with serious injuries.  The investigation into the incident is continuing.