Christian Pulisic is back in red, white and blue. Pulisic made his U.S. men’s national team debut at just 17 years old in a World Cup qualifying match, and since then, he’s turned into one of the brightest young American soccer stars of all time. More than a decade after debuting as a teenager, the 27-year-old from Hershey, Pennsylvania, will once again lead the USMNT at the FIFA World Cup, this time on home soil. Here are five things to know ab…