(AGI) Rome, July 17 - European markets closed in the red aftera day characterised by negative performances in the major stockexchanges of the Old Continent. U.S. sanctions against Russiaseemed to have been responsible for the markets' downturn.Milan reported the worst performance with the FTSE MIB slipping2.21 percent at session's close. Paris lost 1.21 percent andFrankfurt 1.07 percent. London's FTSE 100 shed 0.68 percent.Also Wall Street was performing negatively with Nasdaq losing0.66 percent, and the Dow Jones shedding 0.36 percent. . .