Elon Musk, CEO of SpaceX, caused quite the fervor among viewers as he smoked from a joint on an episode of Joe Rogan's popular podcast, The Joe Rogan Experience.
If you would like to see the full 2hr podcast video, it can be found here. It gives a very interesting look at Elon Musk, the man behind Tesla and SpaceX.
Now with that understanding of the events prior. NASA took this as a warning sign and wanted to step in since SpaceX is a contractor for NASA projects such as the construction of space capsules. While California is one of many states that have passed laws allowing for recreational use of marijuana, the drug is still a controlled substance and illegal on the federal level.