French steelworkers union to sue old and new owners of Ascoval A French steelworkers union (USTM) is taking legal action against Vallourec, which formally owned the Ascoval steel mill in Saint-Saulve, northern France, and its new buyers Olympus Steel Ltd, the parent company of the British Steel group, which collapsed last week. British Steel had pledged to rescue Ascoval from imminent bankruptcy just a few weeks ago. IMAGES AND SOUNDBITES(COMPLETES VID1352571_EN)