A Rutgers University professor who is under fire for saying that the U.S. is more brutal than ISIS has used racial slurs against white men, attacked a leading advocate against female genital mutilation and even led a successful protest last year to stop former Secretary of State Condoleezza Rice from speaking to students.Deepa Kumar, associate professor of journalism and media studies at New Jersey's main public university, made news recently by tweeting: Yes ISIS is brutal, but US is more so, 1.3 million killed in Iraq, Afghanistan and Pakistan. But that tweet, sent in March but only brought to prominent...