Translation of erstklassig

A bystander who watched the entire scene all the time decided to help me. He was an older man, around seventy, but nonetheless he went to the oldest of these kids and slapped him. The boy was sixteen.
Regretably they are fighting at the wrong 'frontline'. They are fighting there because there they can win. Nothing gets solved though. One needs to tackle the real issues and not flee for political reasons.
The days before I left to Mexico and Cuba I started to track the hurricanes in the region. September was not the ideal time to visit the region, but it fitted the best according to my previous boss.