September 4, 2002 (Wednesday)
- Argentina defeated the United States, 87–80, at the World Basketball Championships in Indianapolis, Indiana. It was the first loss ever in international play for a United States team containing National Basketball Association players.
- The Oakland Athletics baseball team won their 20th consecutive game, an American League record.
- Laura Diaz joined rival KCBS-TV after leaving KABC-TV, where she worked for 18 years.
- Glenn Tilton joined United Airlines as President, Chairman and Chief Executive Officer.