Monday - Friday, 6:00 - 7:00 PM ET CNBC's Jim Cramer said investors who fled the market during recent volatility may be grappling with a familiar realization that the worst-case scenarios driving their decisions never materialized. "What we have is a rally that appears to be based on nothing," said the "Mad Money" host on Tuesday. "But in reality, it's based on the fact that most of the things we were worried about just didn't happen." After weeks of declines tied to geopolitical tensions,