Attorney General Loretta Lynch held a press briefing on the Orlando attack, where she said that Omar Mateen, the culprit in this likely terrorist attack, and his motive may never been known. But from Chris Hayes, to the FBI, to a representative of the Muslim community, to a Mother Jones reporter, to President Obama himself, one thing emerged from Hayes' MSNBC show tonight: they're all terribly confused and cautious about what possibly could have been the "motive" of the San Bernardino shooters.