Beagle ` ` Sherlock '' returns items left on KLM aircraft by passengers . `` Personally , I think he 's a real asset to the company , '' says Chantel Kremer of KLM 's ground crew . Sherlock 's trainer focuses on physical strength , endurance and socialization . KLM increased service in response to high number of items left behind by passengers .
Beagle ` ` Sherlock '' returns items left on KLM aircraft by passengers . Sherlock 's trainer focuses on physical strength , endurance and socialization . KLM increased service in response to high number of items left behind by passengers .