Millions of Americans will attend opening day of Major League Baseball, a league of professional baseball players, on April 6.Then, at night, millions of people will watch on television as Duke University and the University of Wisconsin battle for the National Collegiate Athletic Association (NCAA) basketball championship.And the coaches and the professional baseball players will make millions of dollar to play the games.Duke has won the NCAA basketball championship four times.If it wins again, it will tie the University of North Carolina and Indiana University for the most championships.Wisconsin was national champion once, in 1941. Monday's game is being played in Indianapolis, Indiana.College basketball is a big money maker and a winning coach can earn huge amounts.According to USA Today newspapers, Duke coach Mike Krzyzewski makes the second highest salary in college basketball --- more than six million dollars a year.
