Police launched a murder investigation on Thursday night after 19-year-old Tyler Donnelly was found stabbed to death.
Joggers discovered his body in Hanworth Park.
Seema Malhotra has issued a statement saying the incident is the “tragedy of another young life lost to knife crime.”
“The whole community will be shocked and devastated by this terrible incident and the tragedy of another young life lost to knife crime. And with this, another family left inconsolable at the loss of a loved one.”