How do you catch a terrorist before he acts? Omar Mateen, who killed 49 people in Orlando, had been investigated by the FBI before his killing spree but not arrested. Murtaza Hussain and Josh Begley looked at some of the people whom the FBI has arrested before they had a chance to commit violent acts — and found the cases against them to be dubious.
Read more here…
https://theintercept.com/2016/06/17/nine-lost-souls-the-fbi-charged-as-terrorists-while-letting-the-orlando-shooter-go/