How to Earn the "Quiet Professional" achievement in Medal of Honor on the Xbox 360

In Medal of Honor on the Xbox 360, one achievement that you can earn on the level Neptunes Net is "The Quiet Professional" which requires you kill 13 people in a row without being spotted. This achievement is incredibly tough to get, but, with this video, you will have your thirteenth knife kill in no time and no one will be any wiser!