Chicago ( (listen), locally also ), officially the City of Chicago, is the most populous city in Illinois, as well as the third most populous city in the United States.The Chicago White Sox are an American professional baseball team based in Chicago, Illinois. The White Sox compete in Major League Baseball (MLB) as a member club of the American League (AL) Central division.The Chicago metropolitan area, or Chicagoland, is the metropolitan area that includes the city of Chicago, Illinois, and its suburbs.The Chicago Cubs are an American professional baseball team based in Chicago, Illinois. The Cubs compete in Major League Baseball (MLB) as a member club of the National League (NL) Central division.The Chicago Tribune is a daily newspaper based in Chicago, Illinois, United States, owned by Tribune Publishing.Chicago is an American rock band formed in 1967 in Chicago, Illinois, calling themselves the Chicago Transit Authority in 1968 before shortening the name in 1969. The self-described “rock and roll band with horns” began writing politically charged rock music, and later moved to a softer sound, generating several hit ballads.The Chicago Bulls are an American professional basketball team based in Chicago, Illinois. The Bulls compete in the National Basketball Association (NBA) as a member of the league’s Eastern Conference Central Division.Chicago (Chicago: A Musical Vaudeville) is an American musical with music by John Kander, lyrics by Fred Ebb, and book by Ebb and Bob Fosse.The Chicago Outfit (also known as the Outfit, the Chicago Mafia, the Chicago Mob, the South Side Gang, or The Organization) is an Italian-American organized crime syndicate based in Chicago, Illinois, which dates back to the 1910s.The Chicago Bears are a professional American football team based in Chicago, Illinois. The Bears compete in the National Football League (NFL) as a member club of the league’s National Football Conference (NFC) North division.