Well, they do have photos and video of the gunman they aren't releasing yet. They found a bolt-action rifle used by the shooter.
Hopefully we'll know more later today.
"The persistence of Bitcoin poses a challenge to established economic principles. โIโm hoping it will bust,โ Fama said, โbecause if it doesnโt, you have to start all over with monetary theory.โ He suggested that if Bitcoin maintains its value long-term, economists would need to fundamentally rethink their understanding of money and markets."