Riyad Mahrez, a five-time Premier League winner, announced his retirement from international soccer following Algeria’s World Cup exit, a 2-0 defeat to Switzerland in the round of 32 on Thursday. As he walked off the field following the match, Mahrez gave a thumbs-up, then patted his heart and waved to the fans. Mahrez, who plays for Al-Ahli in Saudi Arabia, has had an illustrious career at the club and international levels.