They're assuming the perpetrators were not black. Or at least trying to lead the readers into believing they're not. They want them to think these murders were done by some Trump-loving, MAGA-supporting, Bible-Thumping, White Supremacing, Neo-Naziing, Hamburglar-Helping Republican. In the middle of multiple multi-generational Democrat strongholds.
They're assuming the perpetrators were not black. Or at least trying to lead the readers into believing they're not. They want them to think these murders were done by some Trump-loving, MAGA-supporting, Bible-Thumping, White Supremacing, Neo-Naziing, Hamburglar-Helping Republican. In the middle of multiple multi-generational Democrat strongholds.