President Donald Trump, center, speaks as first lady Melania Trump and Vice President Mike Pence listen at the Congressional Picnic on the South Lawn of the White House on Thursday, June 22, 2017.
An officer stands at the Fresnes Prison in France in September 2016. Fresnes was the first French prison to separate radicalized inmates from the general prison population.
Patrick Kovarik/AFP/Getty Images
Kelly Blake, agricultural education teacher at Fleming School, learns how to protect herself from an attack with the help of local police officer Graham Dunne.
Jenny Brundin/Colorado Public Radio