US warns Iraq of 'consequences' if it buys Russian S-400 missile systems

"The United States has warned Iraq, among a number of other countries, of the consequences of extending military cooperation with Russia, and striking deals to purchase advanced weaponry, particularly the S-400 surface-to-air missile defense systems..."

at http://www.presstv.com/Detail/2018/02/23/553353/US-Iraq-S400-Russia-missiles-