Blindspot introduces a new podcast: Dead End: A New Jersey Political Murder Mystery New Jersey politics is not for the faint of heart. But the brutal killing of John and Joyce Sheridan, a prominent couple with personal ties to three governors, shocks even the most cynical operatives. The mystery surrounding the crime sends their son on a quest for truth. Dead End is a story of crime and corruption at the highest levels of society in the Garden State. Jim O'Grady (Blindspot, Season 1) in conversation with investigative reporter and Dead End's host, Nancy Solomon.