generation to now boko haram 2.0 and perhaps moving into 3.0. tell us a little bit about the evolution and how it could potentially impact us here at home. certainly. the first iteration of boko haram pre-2009 was mainly a group focused on changing nigeria, imposing its version of extremist islamic law on a quarter of nigeria. after the government crushed it, the survivors linked up with al qaeda franchises, al qaeda affiliates, acquired new technologies. they learned how to do suicide bombings, truck bombings. and then since 2012, this perhaps, the latest iteration they learned guerrilla tactics and carrying out full-fledged insurgency which last two years displaced over 300,000 people in northeastern nigeria. so it is becoming a really serious threat. and they have learned new tactics. to kidnap nearly 300 girls requires a lot of coordination. not just something you can do at the drop of a hat. it shows a group that can plan