But first, both Muslim Americans and law enforcement have to change the way they interact.
The tragic shooting has spawned plenty of hysteria but little discussion about what we should do about potential Islamic terrorists in our midst.
Hosam Smadi liked his American teachers, rarely visited the mosque, and came from prominent families that reject terrorism. Why was he talking about jihad on extremist websites?
Arrests in separate terror plots in Springfield, Ill., and Dallas Thursday followed the indictment of Najibullah Zazi for plotting an attack in New York. Experts say the cases highlight the danger of domestic terrorism.