sentences:  Pleau kept his job as general manager, but had to give most of his powers over hockey operations to John Davidson.Pleau was also assistant general manager of the silver medal-winning American hockey team at the 2002 Winter Olympics, and was general manager of Team USA during the 2003 and 2004 IIHF World Championships and the 2004 World Cup of Hockey.Pleau stepped down as general manager of the St Louis Blues on July 1, 2010, with Doug Armstrong taking his place.