More Sanctions Imposed On Russia, But To What End?

The U.S. and European Union are adding new names to the sanctions list, to protest Russia's interference in the political turmoil in Ukraine.

But Bryan Early argues that economic sanctions often fail. He tells Here & Now's Jeremy Hobson that sanctions imposed by the U.S. on a particular entity or country can harm American businesses.

And then there's the case of North Korea. It's isolated by the U.S., but plenty of other countries will to do business with it.