Michael Meuter was an employee in a hospital emergency room. He used an extension phone to call one of the workers in the pharmacy to order some drugs for the emergency room. After placing his...

Michael Meuter was an employee in a hospital emergency room. He used an extension phone to call one of the workers in the pharmacy to order some drugs for the emergency room. After placing his request, he started to complain to the pharmacy worker about his supervisor, calling the supervisor a number of offensive names. Unknown to Michael, his supervisor was listening to the conversation. Was the supervisor’s listening to the conversation lawful?