Today's Takeaways: Afghan Uncertainty, Space History, Big Data, Christmas Cards Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Afghanistan: America's $17 Billion Boondoggle Big Data Elections: This is What Political Campaigns Know About You Elon Musk Makes Space History A Brief History of the Christmas Card Is That Artisanal Food Gift Really So Luxurious? At the Heart of Conflict: Doctors Without Borders Director on a Difficult Year A handout picture made available by SpaceX on 22 December 2015 shows a nine-minute exposure picture of the launch, re-entry, and landing burns of SpaceX's Falcon 9 rocket at Cape Canaveral. ( SpaceX ) Produced by PRI and WNYC