Lawyers ask for more time in Brussels museum attack trial Defense lawyers Henri Laquay and Sébastien Courtoy are asking for more time at Mehdi Nemmouche's preliminary hearing. According to the prosecution, Mehdi Nemmouche, a repeat offender, is the man who, on 24 May 2014, opened fire in the entrance hall of the Jewish Museum, killing an Israeli tourist couple, a French volunteer and a young Belgian employee of the Museum. IMAGES AND SOUND