(CNN) Republican presidential candidate Jeb Bush's campaign has a new television ad out in New Hampshire that blasts frontrunner Donald Trump and makes a moral case against his candidacy.
The 60-second ad titled "Enough" highlights Trump mocking a disabled reporter - something the billionaire denies doing, The spot begins with Bush at a campaign event declaring, "Just one other thing I got to get off my chest: Donald Trump is a jerk!" It goes on to show a clip of Trump at a November rally in South Carolina appearing to do an impression of New York Times reporter Serge Kovaleski's physical handicap.
Kovaleski has a condition called arthrogryposis which limits the movement of his arms.
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