Julia Nekessa Opoti hosts a radio show in Minneapolis called "Reflections of New Minnesotans." She says some immigrants she hears from on her show say they are reliving traumatic days they thought they had left behind.
On a trip to Scotland, Chuck Wexler was struck by the fact that police officers there don't carry guns. He wondered whether the police in the US could do the same. So he took a group of police chiefs on a trip to Scotland to learn more.
Micah Xavier Johnson, the 25-year-old identified by US media as the main shooter in the assault that left five police officers dead, served with US forces in Afghanistan from November 2013 to July 2014.