J.J. Abrams, Ava DuVernay, Mariska Hargitay & More Protest NBC's Trump Town Hall | THR News

The list of heavyweights who signed the letter of protest includes J.J. Abrams; 'Law & Order: SVU' star Mariska Hargitay, 'This Is Us' creator Dan Fogelman and Ava DuVernay, among others.