I believe you are remembering a park policeman at Fort Marcy Park named “Patrick”, IIRC. Nonetheless, a Ft. Marcy park employee who discovered the scene.
It was Patrick Knowlton.
Here’s a link to the thread I first heard of him.
http://www.freerepublic.com/focus/f-news/3431163/posts
Here’s a direct link to a video with him.
https://youtu.be/eii7LBSziSM