Alabama is the overall top seed in the NCAA Tournament after cruising through the end of a season clouded by a murder case. Kansas, Houston and Purdue grabbed the other top seeds. Action in the 68-team tournament begins Tuesday with two games in the First Four. March Madness gets into full swing Thursday and Friday with 32 games spread over eight cities. The Final Four is set for April 1 and 3 at NRG Stadium in Houston.

The NCAA Tournament has arrived. The First Four games in Dayton, Ohio, will kick things off and set the final bracket with 68 teams battling it out for the national championship in men’s basketball. Sweet 16 weekend will see games in New York City, Las Vegas, Kansas City, Missouri, and Louisville, Kentucky. The Final Four is in Houston. The semifinals are on April 1, with the championship game on April 3.