Comedian Jon Stewart (L) appears with Senator Kirsten Gillibrand (D-NY) (R) at an event to urge U.S. lawmakers to re-authorize the Zadroga Bill at the U.S. Capitol in Washington, September 16, 2015. The group appeared on Capitol Hill in an effort to extend the James Zadroga 9/11 Health & Compensation Act for first responders who suffer from serious and prolonged health ailments from the 9/11 attacks on New York City. REUTERS/Gary Cameron