Founded in 1996, the Major League Soccer is a professional soccer league in the United States. The league works with a team of more than 125 players from over 45 countries. It conducts nearly 1,200 summer day camps and approximately 400 seasonal training programs. The Major League Soccer is structured as a single, limited liability company. The league has built the Columbus Crew Stadium, which has a seating capacity of up to 27,000 individuals. Its sponsors include American Airlines, Panasonic, adidas and Red Bull. The Major League Soccer s team includes Chicago Fire, Kansas City Wizards, New England Revolution and New York Red Bulls. It works in partnership with several corporations and sports marketing companies.