Prosecutors file 43 new charges against Boulder shooting suspect By (0) Prosecutors on Wednesday filed an additional 43 charges against Ahmad Al Aliwi Alissa, 21, in connection to a shooting at a Boulder grocery store last month that left 10 people dead. Pool photo by Helen H. Richardson/UPI | License Photo April 22 (UPI) -- Prosecutors in Colorado filed an additional 43 felony charges against Ahmad Al Aliwi Alissa, the 21-year-old man accused of killing 10 people, including a police officer, during a shooting last month at a Boulder grocery store. The Boulder District Attorney's Office filed an additional 33 counts of attempted first-degree murder, 10 counts of felony possession of a prohibited large capacity magazine and one count of first-degree assault on Wednesday for at total of 54 charges against Alissa.