The return of the 737 MAX, Boeing's best-selling model, is the latest sign of disruption to new aircraft deliveries from a breakdown in the aerospace industry's decades-old duty-free status.

Reporters ask President Trump about the status of his negotiations with China and, in particular, whether he has spoken to Chinese President Xi Jinping amid the ongoing trade war.

"There will be a trade deal 100%," Trump said ahead of a luncheon at the White House with Italian Prime Minister Giorgia Meloni. "I fully expect it."