Donald Trump is back in the Oval Office, and you know what that means. It’s another constitutional crisis – or maybe it’s a nonstop series of crises cascading one after the other. It’s hard to tell, really. In any case, it’s time for leftists to start foaming at the mouth again and throwing that phrase around whenever the president does something they don’t like. But what is a constitutional crisis – and how is it America managed to survive his first four years in the White House if he’s such a threat to the fabric of America? As seems to be the case so often with Democrats and their favorite made-up political terms, it depends on what the meaning of “is” is. As retired Supreme Court Justice Stephen Breyer told CNN recently when asked what it really means, “No one really knows. People have different views on that.”