Colin Kaepernick knelt 10 years ago. America responded with a clear warning to Black people | Howard Bryant

A decade after Kaepernick’s quiet protest shook the NFL, his exile looks less like an aberration than a blueprint for the culture war that followed America likes nice round numbers, perfect for anniversaries and reflections, and it has, suddenly, been 10 years since Colin Kaepernick first protested police killings – more accurately, police killings of Black people that went unpunished either internally or by the courts – by taking a knee during the national anthem for the entirety of the 2016…