Compared with its peers, America overall does an unusually poor job of solving killings. The murder clearance rates of other rich nations, including Australia, Britain and Germany, hover in the 70s, 80s and even 90s
And yes, its because the cops are racist and break trust with communities
I remember some news articles that many suicides in Japan are actually murders. There was a teenage sumo wrestler who was found with multiple slash wounds across his face and cigarette burns on his tights and they decided it was… a coronary…