I have some personal awareness of this story. It's a horrible and tragic descent into mental illness. Before she/he fell into insanity, they were a good kid who was doing well in life. I can't imagine what the parents and family have been going through.
http://www.rockvillenights.com/2024/02/wawa-burtonsville-plan-advances-to.html?m=1
This is my source. They have some signs posted, but you can't read them as you whiz by.