 From the Bloomberg Interactive Broker Studios, this is Bloomberg Daybreak for Thursday, June 27th. Coming up today. Joe Biden and Donald Trump are hours away from their first debate rematch. We have team coverage straight ahead. AI mania fails to lift micron shares following its earnings report. The country's biggest banks pass the Fed's stress tests. And a big paper cut for international paper investors. A Brazilian company is dropping its takeover plans. It was a rough day at airports.