Investigations
How people go from political activists to radicalized extremists
What drives some Americans to such extreme views that they attack democracy itself? In the wake of last week’s Capitol riots, NBC’s Stephanie Gosk takes a closer look at what fueled the violence – and what could still be ahead.
Investigations
Pompeo claims Iran is 'home base' for Al Qaeda
U.S. intelligence and terrorism experts have previously offered a more nuanced picture of Iran's complicated relationship with Al Qaeda.