EU anti-trust regulators maintain their objections to Lufthansa’s planned minority stake in the Italian airline ITA Airways, the European Commission said on Monday. The top competition watchdog in the European Union reported concerns that customers could face higher prices and lower quality airline services in and out of Italy due to restricted competition. The commission first blocked Lufthansa’s move to take a minority stake in ITA in January over similar competition issues and opened an investigation into the matter. Short-haul airline routes between Italy and central European countries wer…