South Korea and the U.S. are to formally discuss deploying the THAAD missile defense system, after North Korea claimed to have successfully launched a satellite into space.
THAAD is an acronym for the U.S.-made Terminal High Altitude Area Defense system, which can target short, medium and intermediate ballistic missiles in flight.
Get complete coverage of breaking news on CNN TV, CNN.com and CNN Mobile.
Watch CNN live or On Demand from your computer or mobile device.
Watch live CNN news coverage now at http://cnn.it/go