Dec. 19, 2017: A former officer with the Baltimore Police Department reflects on the corruption he witnessed firsthand on the job. Plus, a look at the growing death toll in Puerto Rico following Hurricane Maria; a conversation with John Kasich about the future of the GOP; what went wrong with the Amtrak train in Washington State; opening the Arctic National Wildlife Refuge up to drilling; and a look at why the Navajo Nation is taking on Wells Fargo.