Warren Buffett will give an employee $1m a year for life if they get this right...

Warren Buffett, the second wealthiest person in the United States and CEO and Chairman of Berkshire Hathaway, is offering staff $1million (£800,000) a year for the rest of their life if they correctly predict the teams who will make it to the Sweet 16: the regional semi-finals of the NCAA Division I Men's Basketball Tournament.

68 college teams compete; and last year only 14 out of over 11 million entries on ESPN correctly guessed all 16.