According to this news report from NBC, there have been at least six assaults in SW in the past week, with the most recent attack occurring on Monday evening on the 1000 block of 6th Street. From the news story: "Mark Blank, a 52-year-old government attorney was walking in the 1000 block of Sixth Street Southwest near his home when he was jumped by as many as four people at about 9 p.m. Monday. He was hospitalized in extremely critical condition with swelling in his brain and remained in intensive care Wednesday night. Police said they believe the attack on Blank was one of four committed by the same group within a few hours in a neighborhood near Waterside Mall on Monday night. 'Some were simply just vicious attacks, such as the one on Sixth Street,' Assistant Police Chief Diane Groomes said. 'However, some did involve a robbery'...Officials said extra police patrols have been added to the area. Some officers are patrolling the neighborhood on mountain bikes." Teenagers are suspected of perpetrating these assaults.