The US sees military exercises on the territory of the Russian Federation, to find out their "potential impact" on the circumstances with security in Ukraine and in the countries-members of NATO, said the press Secretary of the President of the USA Josh Ernest. Ernest at the press conference asked how he would comment on "the last of the doctrine" of Russia, Perhaps referring to the sudden checking of aviation and air defense forces of the Central military district." We have seen that the Russian Federation has conducted similar military actions and teachings in the past, so this is not special surprise. We carefully monitor any impact that this may have on the security of NATO allies. In the part of the situations there is a tendency that the Russian Federation carries out such military exercises near (boundaries) of the Baltic States, NATO allies. Sometimes these operations are carried out in the North sea, "said Ernest, reports RIA" Novosti ". on a question, whether have possibility of Russian doctrine to influence the situation in Ukraine, Ernest replied traditional accusations against Russia in supplying weapons to the militias in Eastern Ukraine that the Russian Federation is fundamentally denied." I'm not sure that the last exercise was held so close to Ukraine, but We have seen other cases where the military exercises on Ukraine influenced the circumstances of the security of Ukraine. Taking into account how often the Russian armed forces help the movement of weapons and personnel to the site of Ukraine, such movements are quite close with Ukraine are cause for some concern, " said Ernest. Sudden check of combat readiness groups aviation and air defense, CVO, launched by the decision of the Supreme commander of Russia Vladimir Putin on the first day of the week, 13. 00, will last until may 28. First in the Ministry of defence reported that about 12 thousand Soldiers and about 250 aircraft and helicopters will be involved in a sudden check of combat readiness of aviation and air defense of the Central military district of Russia. It was also noted that the validation process will be relocated more than one hundred aircraft. In April, Russian President Vladimir Putin said that large-scale military checks in 2015, will cover all districts and troops. Unscheduled inspection of combat readiness was held in the Russian armed forces from 16 to 21 March - this time the main emphasis is on working off of actions in the Arctic. Deployed forces of the Northern fleet, the Western military district and VDV - about 80 thousand Soldiers and thousands of ground combat vehicles, dozens of surface ships, submarines, aircraft and helicopters. First since Soviet times and surprise inspection of the army were held in Russia in 2012, shortly after the arrival of Sergei Shoigu to the post of defense Minister. According to experts, they can significantly improve intergeneric and interspecific cooperation in the Russian army. Every year it takes several such events, and in addition, is about 3, 5 thousand Planned exercises of different levels.