Champ Week is here, and with it, a stretch of unpredictability and volatility unmatched in sports. Who's in? Who's out? Where is my team going? Bracketology has the answers on a daily, dynamic basis. Look for updates with each key result through Selection Sunday afternoon. We have eyes on every conference tournament, from the early-round bubble games to the determination of the top seeds in the projected NCAA field. Expect plenty of movement at both the top of the bracket and the bottom of the at-large pool. The best time of year is here.