Ever since the 1980s, when a suicide bomber blew up up U.S.Embassy in Beirut, Baer has been trying to figure out who did it and, probably, why.

• 白天里，热热闹闹的动物园里，所有的动物伙伴们都使劲浑身解术，弄得前来观看玩耍的大朋友和小朋友们不亦乐乎。