Two years after the US ambassador to Libya was killed in Benghazi, a jihadist leader accused of leading the lethal attack has been captured in a raid by American special forces at his home and spirited out of the country. But the accusations and recriminations that followed the murders of Chris Stevens and three other Americans at the time have continued, with questions being asked about why it has taken so long to apprehend Ahmed Abu Khattala, who had not only continued to live openly in the city but also repeatedly gave...