6 facts to know before filling out your March Madness bracket

Chudier Bile of the Georgetown Hoyas.
Elsa/Getty Images
March Madness is back, with 68 teams vying to become the 2021 national champions.
Fans are busy building their brackets with hopes of surviving the first weekend without going bust.
We crunched the numbers to put together some tips on how to best fill out your bracket this year.
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March Madness is back!For the few days, college basketball fans all across the country will be filling out their brack