A new anti-Donald Trump TV ad takes a unique approach in trying to take down the brash front-runner: It highlights his foul language. The 30-second commercial, from American Future Fund Political Action, is titled “Best Words,” and takes a montage of clips from Trump rallies and imagines a storm of bleeped-out words, profanities, and vulgarities being spoken from the White House press briefing room. Among the selections: “He gets the nomination, and they’re going to sue his a---.” “She said he’s a p----.” “I don’t give a d---.” “We’ll beat the s--- out of them.” “Bulls---.” “What the hell are...