Celebrated Nigerian writer Chimamanda Ngozi Adichie speaks with NPR's Michel Martin about her new book, "Dream Count."

NPR's Michel Martin speaks with U.S. Sen. Tim Kaine of Virginia about Democrats' reactions to President Trump's address before a joint session of Congress.

Gospel superstar Marvin Sapp is going secular — if only for a few songs. His new mini-album is called "If I Were an R&B Singer."

President Trump will give his first address to a joint session of Congress in his second term Tuesday night. So what can be expected?