People like the Yazidis, Coptic Christians, and Assyrians, who have survived persecution over the centuries and are now threatened by ISIS, other Islamists or civil war. These ancient religions offer many clues about the past.
A Conversation With Not-So-Silent Kevin Smith
The filmmaker Kevin Smith is probably best known for his films "Clerks" and "Chasing Amy."
But Smith is also actively involved in other realms of pop culture, like comic books and podcasts.
We spoke to him about podcasting, controversy and whether there are any downsides to being famous.