The company did not explain the basis for its complaint
Esper said he was confident the competition 'was conducted freely and fairly without any type of outside influence'
The Pentagon also released video of airstrikes on a group of unknown fighters on the ground who opened fire on the helicopters that ferried US forces in for the assault on Baghdadi's compound in Syria
US to deploy forces in Gulf on after drone attacks on Saudi oil facilities
Transfer of the $3.6 billion in military construction funds is awaiting approval from the defense secretary
His departure comes after former Secretary of Defence Jim Mattis stepped down in December
Shanahan is moving up from his position as deputy defense secretary to the top spot following the resignation of Jim Mattis
Amazon was among almost 30 companies including Apple Inc.whose servers were infiltrated
The White and Pentagon pieces of mail were likely linked and contained a crude substance made from castor bean
The PLAAF already fields the nuclear capable Xian H-6K bomber, with a range of 3,500 kilometres - enough to strike targets in India with the cruise missiles it car
A Pentagon report says that China is pursuing a nuclear capability on its long-range bombers, saying the Chinese air force "has been re-assigned a nuclear mission"
Critics say strategy takes 'lower-yield' nuclear arms onto battlefields
India is providing significant training opportunities for Afghan officers and enlisted personnel
He says, 'If they use chemical weapons, they are going to pay a very, very stiff price'
Negotiations are poised to bring the price per F-35 below $100 million for the first time
Pentagon has said this days ahead of US President-elect Donald Trump's inauguration
Pentagon said the Afghanistan-Pakistan border region remains a sanctuary for various groups
US drone strike in Syria last month killed an Al-Qaeda member with ties to the organization's senior leadership
Currently there are some 4,647 US soldiers authorised to deploy in Iraq
He said, the ability to strike first has been our policy for a long time, and is part of our plans going forward