By Julien Pretot PARIS (Reuters) -Real Madrid secured a record-extending 14th European Cup when they beat Liverpool 1-0 in a Champions League final delayed for more than half an hour after police tried to stop people trying to force their way into the Stade de France on Saturday. Vinicius Junior scored just before the hour with Real’s first attempt on goal and their goalkeeper Thibaut Courtois made several fine saves to deny Liverpool, who end the season with two domestic cups having also failed to win the Premier League. In a battle of European heavyweights, Juergen Klopp’s side had more chan…