At the same time, before the Asian Cup, Sunil Chhetri became the second Indian footballer in the modern footballing era to move abroad when he signed for the Kansas City Wizards in Major League Soccer in 2010. He also became the first exported Indian from the I-League.  The league was then given a major boost from its main derby, the Kolkata derby, between East Bengal and Mohun Bagan. On 20 November 2011, 90, 000 people watched at the Salt Lake Stadium as Mohun Bagan defeated East Bengal 1–0.  The league also saw more expansion to others areas with the promotion of United Sikkim from the 2nd Division,  however, their reign was short lived as financial troubles saw them relegated the next season.