RT News - July 10, 2015 (17:00 MSK)

The biggest threat to the U.S. security is Russia - at least according to several top American officials. The claims follow calls on NATO allies to boost their defence spending. Poland apologises for one of its MEPs, who gave a Nazi salute during a fired-up parliamentary debate. And, locking horns over the terms of a nuclear deal, Western and Iranian diplomats in Vienna have just hours left to reach an agreement.