The caste system remains in India, even though "untouchability" is banned by the Indian constitution. The estimated 160 million dalits, or untouchables in India still face discrimination.
The bestselling religious author Hal Lindsey died last month. His book "The Late Great Planet Earth" galvanized a generation of young evangelicals and is still influential today.
NPR's Ayesha Rascoe talks to Abigail Hunter of the nonpartisan organization SAFE about the Chinese government's recent ban on exports of rare minerals to the U.S.