BRUSSELS (AP) — The European Union's highest court says airlines are allowed to charge passengers an extra fee for checking in luggage. The Court of Justice ruled Thursday that "checked-in baggage cannot be considered to be compulsory or necessary" for carrying passengers, thus granting carriers the right to charge a supplement. The Luxembourg-based judges found a Spanish law prohibiting such luggage surcharges violates European law because it prohibits airlines from charging for what represents a "complementary service.Read more on NewsOK.com