American warplanes struck an Islamic State camp in Libya early Friday, targeting a senior Tunisian operative linked to two major terrorist attacks in Tunisia last year, according to a Western official. The airstrike, on a camp near Sabratha west of Tripoli, also killed more than 30 Islamic State recruits at the site, many of whom were believed to be from Tunisia, said the official, who spoke on the condition of anonymity to discuss military operations. Intelligence officials were trying to determine whether the operative, Noureddine Chouchane, was killed in the strike, the official said. The official said that Mr. Chouchane was a major facilitator for the Islamic State and had been linked to two major attacks in Tunisia last year: one in March that killed 22 people in an attack on the National Bardo Museum in Tunis and one in June that killed 38 people at a […]