A wondergoal from Luis Diaz powered a youthful Bayern Munich to a 2-1 win over Aston Villa in a pre-season friendly in Hong Kong on Friday. Diaz starred in Colombia’s run to the World Cup last-16 and the winger lit up a sometimes scrappy game between last season’s German double-winners and the Europa League champions. Several World Cup stars, including Bayern’s Michael Olise and Harry Kane, did not travel to Hong Kong. “It’s difficult to go into these games… and still look the same, still look (like) the Bayern Munich that we can be. Bayern kick off the new Bundesliga season at home to Stuttgart on August 28.