Several officers also appropriated AR-15 and other semi-automatic rifles from a nearby firearms dealer .

The brigade 's commander , Li Quanshan ( 李全山 ) , was also a wealthy opium dealer .

The Hungerford massacre was a series of random shootings Use_firearm in Hungerford , England , on 19 August 1987 , when Michael Robert Ryan , an unemployed antique dealer and handyman , fatally shot Use_firearm 16 people , including a police officer , before shooting Use_firearm himself .