The federal charges lodged this week against Mahmud F. Brent read like a thriller, filled with tales of a clandestine FBI sting operation in a Maryland hotel room, terrorism training camps in the mountains of Pakistan and shadowy connections to al-Qaida. .....According to court papers, Brent, a 30-year-old West Baltimore man who drove a cab in Washington, conspired to help the armed wing of Lashkar-e-Taiba, a Pakistan-based religious organization labeled a terrorist group by the U.S. government. Brent, a U.S. citizen, was arrested in Orange, N.J., outside Newark on Thursday afternoon and brought to New York. About the same time,...