Vice President Mike Pence said the U.S. is preparing to announce the “toughest and most aggressive” economic sanctions on North Korea.
WATCH: Pence warns ‘toughest’ North Korean sanctions coming soon
U.S. Vice President Mike Pence speaks during a joint press conference with Japanese Prime Minister Shinzo Abe in Tokyo, Wednesday, Feb. 7, 2018. (AP/Shizuo Kambayashi, Pool)