Interestingly, now that SpaceX has the X-37 contract, there is the possibility of launching and recovering a re-used first stage and payload, but not the second

Interestingly, now that SpaceX has the X-37 contract, there is the possibility of launching and recovering a re-used first stage and payload, but not the second stage! I guess this almost happened with the Dragon that contained a re-used pressure vessel, but not-quite.