>>That would not work. It is 4 day drive to DC and the stink from rotting body in heat of summer would make it impossible.<<
Not so. The funeral industry has methods of keeping a corpse “on ice” for much longer than four days and its doing so is quite common. Think about battle fatalities brought back to the country for burial.
Agreed, but that works only with a normal corpse. Here we are talking about maverick McCain’s corpse.