umm I'm sorry to say but just from what you said there isn't enough proof to ban someone
...
Edit : yes he is very obviously speedhacking, good ban alex
You should really review the demos before saying something Joker. ;D
But yeah, I was there, and I have a personal demo as well of this guy outrunning people with faster weps (pistol/knife) with a shotgun or other weps. Good ban lol.