Passengers try to rebook their tickets from cancelled United Airlines

Passengers try to rebook their tickets from cancelled United Airlines flights after U.S. air safety regulator the Federal Aviation Administration (FAA) grounded 171 Boeing 737 MAX 9 jetliners for safety checks because of the emergency landing of an Alaska Airlines plane, at Luis Munoz Marin International Airport in San Juan, Puerto Rico January 7, 2024. REUTERS/Miguel J. Rodriguez Carrillo