Lake Murder
Riddle: There has been a murder at the lake. The lead detective also has work at an oil company, but has an substantiated alibi. They suspect foul play. The coroner arrives at the scene, seconds later. The detective and the coroner have been friends for a long time. They both went missing for 6 hours the day before. The lake has been known to have high levels of pollution. The police arrive and search everywhere, but could not find the body. Where is the body and who is the murderer?
Answer: No person was murdered that day, the lake itself died because of the pollution. The murderer is the coroner since he does not have an alibi. The detective asked the coroner to do this in the name of their friendship. He agreed and polluted the lake. This was during the missing hours.
Source: https://www.riddles.com/index.php/2743
