"Generically, the officer is also under an obligation if the lives of others are in danger. Zooming a car down a pedestrian walkway during a school dance seems very endangering."
Rules of engagement, shoot only to defend your life or the life of another. Meanwhile, I contend that a car screeching down a "pedestrian walkway" with a dead driver is equally dangerous to others...and this cop is a danger to the community.
look at the picture of where this kid was driving.