Brenden Aaronson Left Medford for Salzburg and Became the USA's World Cup Engine

The first thing teammates notice about Brenden Aaronson is that he does not stop. Not after a giveaway, not when his team is two goals up, not in the ninetieth minute of a meaningless friendly. He chases lost causes the way other players chase clear chances, and that motor, more than any single skill, is…