unveiled an ad Monday targeting GOP candidate Rudy GiulianiRudy GiulianiGiuliani urged Trump to eject exiled Turkish cleric from US: report State Dept. official told to 'lay low' after voicing concerns about Giuliani: Dem lawmaker White House, Pentagon, Giuliani reject House subpoenas MORE. Giuliani had criticized the liberal organization for its ad calling Gen. David Petraeus, "General Betray Us."