Champions Lyon returned to winning ways with a comfortable 3-1 victory at local rivals St Etienne in a match marred by crowd trouble on Saturday. The runaway league leaders stormed into a 3-0 lead by the 47th minute but moments later the game had to be stopped after fans threw smoke bombs onto the pitch. Police responded by firing tear-gas into the crowd to quell the trouble. The game was held up for 20 minutes as players were sent back to the changing rooms before emerging to resume the game. That was followed later in the day by fights between...