FILE – March Madness branding is displayed a Wilson EVO NXT basketball before a first-round college basketball game between Kent State and Notre Dame in the women’s NCAA Tournament Saturday March 23, 2024, in South Bend, Ind. (AP Photo/Michael Caterina, File)

NCAA Tournament officially begins Tuesday and Wednesday with First Four action followed by first- and second-round games on Thursday and Friday as part of a rollercoaster opening week that will see the 68-team field quickly shrink to a Sweet 16 in the span of six days.