Pineville, La., SONIC team recognized as the best in the nation at SONIC's annual Convention PINEVILLE, LA, 2015-10-8 — /EPR Retail News/ — Crew members of the SONIC Drive-In at 3505 Monroe Highway in Pineville, La., took home the gold medal at this year's annual DR PEPPER SONIC GAMES, an Olympic-style competition and training program recognizing the best…