iOS - Android McMath fled the scene leaving his stricken victim, who never survived the attack.The thug went on to confess to a number of relatives he had "stabbed" someone.He now faces a life sentence after he was today found guilty of murder following a trial at the High Court in Glasgow.One witness told how McMath was "acting hard" before the killing.McMath joined a number of youngsters at the flat along with 18 year-old Derek Paton.Jurors heard claims it was there Paton assaulted a 15