Anadolu | Anadolu | Getty ImagesAmerican Airlines plans to outfit more than 500 of its narrow-body aircraft with Starlink, handing another win to Elon Musk's SpaceX unit that has made inroads with major carriers for in-flight Wi-Fi.American was evaluating Starlink and Amazon Leo as recently as March for the service. The airline announced Tuesday it would install Starlink on about 500 of its narrow-body Airbus planes, like the A321neo, starting early next year. American spokesman said the carrier...