The gloves are off. A new attack ad by Donald Trump takes aim at Jeb Bush on immigration and is stylized like the infamous 1988 "Willie Horton" political ad created by the George H.W. Bush campaign.

The infamous Willie Horton ad is largely seen as an example of race-baiting in a political campaign. Supporters of George H.W. Bush put the ad together for his 1988 presidential campaign against ...