The move is the latest in an ongoing dispute over Turkey's decision to buy the Russian-made S-400 missile defense system.
By Lolita C. Baldor, Associated Press
This week, Defense Secretary Robert Gates unveiled large proposed Pentagon budget cuts that would slash spending on missile defense and increase funding for new weapons systems designed to fight insurgencies.
By Admin, PBS NewsHour
Support Provided By: Learn more
Educate your inbox
Subscribe to Here’s the Deal, our politics newsletter for analysis you won’t find anywhere else.