close Legendary NFL agent breaks down Jaxson Dart-Trump controversy, reveals 'Athletes for Obama' breakdown NFL agent Leigh Steinberg, known for representing elite franchise quarterbacks, spoke about Jaxson Dart's decision to introduce Trump, and how a coalition called "Athletes for Obama" fell apart. After years of left-leaning athletes endorsing, promoting and even campaigning for Democratic Party politicians without incident, Jaxson Dart has faced immense criticism and set off a media