2021 NCAA Tournament bracket: Odds, spreads, lines for First Four and first round games in March Madness | CBS Sports Headlines 2021 NCAA Tournament bracket: Odds, spreads, lines for First Four and first round games in March Madness Take a look at the early lines for the first-round matchups in … Continue reading 2021 NCAA Tournament bracket: Odds, spreads, lines for First Four and first round games in March Madness