>> we did not make that calculation. >> how could you not have made the calculation with the regulations -- >> the olc opinion, office of legal counsel, indicates that we cannot indict a sitting president. so one of the tools that a prosecutor would use is not there. >> could you charge the president with a crime after he left office? >> yes. >> you believe that he committed -- you could charge the president of the united states with obstruction of justice after he left office? >> yes. >> it's remarkable. yes. but just revisiting that exchange and the aftermath of yesterday's testimony or yesterday's transcript release of don mcgahn's testimony before congress, because that transcript makes it abundantly clear. any honest conversation surrounding donald trump's conduct in office centers not on whether you think he criminally obstructed justice but whether you care that he absolutely, positively did. so, given what robert mueller said there, what now? is it time to prosecute him? he's out of office. mueller said yes. it's a question at the center of