Richard Engel, NBC News chief foreign correspondent, talks with Rachel Maddow about the latest details learned in the assassination of Russia's ambassador to Turkey.Dec. 20, 2016
UP NEXT
Full speech: Biden addresses nation on Texas elementary school shooting
07:18
Full video: 'Why are you here?': Senator Murphy exhorts colleagues to act on gun violence
05:18
New reporting shows shameless self-dealing by Trump admin's Jared Kushner, Steve Mnuchin
06:43
Kushner, Mnuchin self-dealing shows need for better anti-corruption laws after Trump
04:04
GOP congressman walks back denial of Capitol tour ahead of Jan. 6
01:49
Russia ramps up nuclear talk as position in Ukraine weakens