One of southern France’s biggest wine groups has pulled out of negotiations over a battle plan for the country’s ailing wine sector, days after militant winemakers sent 1.5m litres of its wine flowing into the street. Jean Devic, president of the Val d'Orbieu group, said his firm would take no further part in discussions with industry representatives or politicians in light of the attack it suffered at the hands of militant vintners last Friday.He said Val d'Orbieu would not come back to talks until more constructive solutions to France's wine crisis had been put forward. The government and industry's inaction...