What Killed Michael Brown?

Acclaimed writer, Shelby Steele, has long argued that systemic racism is more a strategy than a truth, and that the universal oppression of black Americans is largely over with. But the 2014 shooting of a black teen, Michael Brown, in Ferguson, Missouri by a white policeman shook the nation. During Steele's investigation of Ferguson, America was once again rocked by the death of George Floyd. Didn't these killings, and the long list of others like them, put the lie to Steele's argument?