Tropical Storm Idalia, American Airlines, Goldman Sachs: Top Stories

Tropical Storm Idalia is expected to evolve into a Category 3 Hurricane as it nears Florida. The Department of Transportation fined American Airlines (AAL) $4.1 million for 43 instances of flight delays with planes full of passengers taking up space on the tarmac. Goldman Sachs (GS) is selling its personal financial management business unit.

Yahoo Finance Live's Akiko Fujita breaks down the top stories of the day.