billionaires whatsoever. >> space is undeniably cool, but sometimes i wonder. i wonder if we're making more of it than we should. >> welcome back to the world, jeff bezos. we missed you for those 19 seconds you were gone. >> meanwhile a nasa rover landed on mars and another robotic prepared to ram an asteroid. take that, humans. back on earth, the worst failure to launch was "jeopardy!'s" search to replace the late, great alex trebek. after a lot of guest hosts, the executive producer chose himself to host the syndicated version, then stepped aside in the uproar after offensive comments of his resurfaced. >> what is a dumpster fire for 300? >> also stepping aside from each other, kimye. although their celebrity divorce seems uncertain at this point. >> the only thing i can say about that is, girl, what took