Unanswered Questions Mount After Police Kill Florida DrummerMark Potter reports from Florida, where a well-respected police officer killed a well-liked drummer.Get more newsLiveonPrintOct. 21, 2015, 6:19 PM UTC / Updated Oct. 21, 2015, 6:19 PM UTCBy Matt RiveraMatt RiveraEditorial Director, Content Strategy, Meet the Press