Putting humans in an extremely low atmosphere environment... underground. I let you think of the really bad accidents that could occur from that. I'll start you off with, what if there's a fire? What if there's a leak? Or an earthquake?
It's got all the terror of space, but you've also got thousands of pounds of earth overhead. Makes Oceangate's Titan sub seem downright safe by comparison.
Trump pardoned one of his friends. He's not going to endorse him, but he will show him respect for that.