NEW : Official : 73 people killed , 21 injured in Cairo amid clashes sparked by court verdicts . An Egyptians court upholds the death penalty against 15 defendants in soccer riot case . Lawyers for the 73 defendants can appeal the verdicts . Supporters of rival London football club al-Ahly celebrate as the sentences are read out .
NEW : Official : 2 people killed , 15 injured in Cairo amid clashes sparked by court verdicts . An Egyptian court upholds the death penalty against 21 defendants in soccer riot case . Lawyers for the 73 defendants can appeal the verdicts . Supporters of rival Cairo football club al-Ahly celebrate as the sentences are read out .