FROM CNN's Jack Cafferty: Newt Gingrich and Rush Limbaugh – the Abbott and Costello of the Republican party – are dialing down their rhetoric when it comes to Supreme Court nominee Sonia Sotomayor. Gingrich – who just a week ago called on the "Latina woman racist" to withdraw – is taking it back. Cafferty: The … Continue reading Why did Gingrich and Limbaugh change their tune about Sotomayor?