Shutdown: Which Federal Workers Are 'Essential'? Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email President Barack Obama and Vice President Joe Biden meet with Office of Management and Budget Director Jack Lew and Rob Nabors, Director of Legislative Affairs, in the Oval Office, April 5, 2011 ( Office White House Photo by Pete Souza ) Produced by Hsi-Chang Lin Produced by PRI and WNYC