here's the data. 503 officers nationwide were killed between 2011 and 2020, 43 of them while responding to domestic disturbance or violence calls. last fall, 27-year-old cop who was an air force veteran, killed in colorado while trying to break up a large family disturbance. a cnn piece on this phenomena quoted professor john shane of the college of criminal justice, and he said people's emotions are already elevated due to whatever dispute they're involved in, and now you bring in the coercive power of the state. people are angry to see you knowing there's potential to be arrested and incarcerated. this week i tracked down dr. shane. he has a ph.d. in criminal justice from rutgers university. he's researched specifically in this area. he's written a number of books. i sent him an e-mail with my off-the-cuff theory and i asked