Original sentence: Belief in reverse racism is widespread in the United States; however, there is little to no empirical evidence that white Americans suffer systemic discrimination, although a limited degree of reverse discrimination is recorded to exist in legal cases, they are proven to not be widespread enough to back up any theories held by those supporting the idea of reverse racism
Edited sentence: Belief in reverse racism is widespread in the United States; however, there is little to no empirical evidence that white Americans suffer systemic discrimination, although a limited degree of reverse discrimination is recorded to exist in legal cases they are proven to not be widespread enough to back up any theories held by those supporting the idea of reverse racism