From the 1921 massacre in Tulsa, Oklahoma, to the racially motivated fatal shooting of 10 black people at a supermarket in Buffalo, New York, last month, racism in the US has been long plaguing American society. Hannibal Johnson, a lawyer and writer in Tulsa, told China Daily that white supremacy is the main cause of such violence. He also said that social resources among different races are not “finite” but “can grow and be divided in a multiplicity of ways”.