Former President Barack Obama picked Tennessee basketball to make the Final Four of March Madness in his bracket. Here's more:

Millions of Americans have been scrambling to finalize their men’s and women’s college basketball brackets ahead of the tip-offs of a weeks-long sporting spectacle that will see people wager billions of dollars.

Torn between a couple Cinderella picks? Back and forth on a champion? See what our experts think about the men's tournament.