By Brad Reed Kelli Ward, the Trump-loving chairwoman of the Arizona Republican Party, promoted a tweet this week from an explicitly racist Twitter user who describes himself as a “pureblood.” Vice News reports that Ward on Monday retweeted a video that appeared to show a white school child being brutally beaten by a Black classmate. Ward baselessly claimed that such brutal beatings are common in public schools and argued that “violent, hate-filled predators are loose in our public schools. And ‘the system’ again puts innocent children in danger.” Vice notes that the account in question is run …