It would not surprise me if it's him and he took the cowards way out. However, with all the missing people in Florida...this could be any one of them.

"Earlier today investigators found what appears to be human remains along with personal items, such as a backpack and notebook, belonging to Brian Laundrie," Michael McPherson, special agent in charge of the FBI's Tampa office, told reporters.
"These items were found in an area that up until recently had been under water," he said."

https://www.aol.com/news/brian....-laundries-personal-