We still don't know why tornados happen, but we're getting closer to finding answers — just as the Trump administration ...

A grandmother, bewildered: "Why don't you ever answer your phone?" Her teenage granddaughter, patient but puzzled: "But ...

However, with that stated, the risk of a 5% pullback to reverse the short-term overbought conditions is increasing. The S&P index, materials, industrials, utilities, transportation, mid-caps, and gold ...