Nymph an assassin bug

6608.    Found this on my Son shoe is please tell me what this is. He was at a lake in Ontario recently. Milton, Ontario.
Canada

 

Number 6608. This is a nymph an assassin bug known as a masked hunter (Reduvius personatus; Hemiptera/Heteroptera: Reduviidae), a cosmopolitan species often found indoors and reputed to have a very painful ‘bite’- Click here for more detailed information.