Officers involved in gunfights fired, on average, 7.6 rounds, compared with an average of 3.5 for officers who fired against subjects who did not return fire. Between 1998 and 2006, the average hit rate was 18 percent for gunfights. Between 1998 and 2006, the average hit rate in situations in which fire was not returned was 30 percent.
Those who attached accessories to their weapon were more likely to experience stoppages, regardless of how the accessories were attached (those using duct tape and zip cord were more likely to experience stoppages). [...]