help this old man find his attackers

[thetransporter]

http://www.cbc.ca/canada/ottawa/story/2010/08/31/calgary-crime-stoppers-assault-attack-reenactment.html

[Degrassi_Wheels]

Why was the old guy walking in a field at 2am?

Bet that he confronted the two kids for smoking up or loitering and they beat him.