Two Chicago-area sports teams, the Chicago Bears and the Chicago White Sox, are hoping to build new stadiums. The Bears are looking to construct a new $4.7 billion stadium just south of their current site at Soldier Field,

Disagreements over property taxes and public funding have driven the discussion of the Bears' desire to leave century-old Soldier Field, where the team has played since 1971.

Deerfield, would require professional sports teams to achieve a .500 record or above in at least three out of five regular seasons in order to qualify for funding.

Despite NFL teams-- and all American professional sports teams -- being owned almost exclusively by billionaires, most franchises still manage to find a way to secure public funding for their new stadiums or to upgrade their existing stadiums.