Iraqi officers say they're suspending operations against ISIS in Mosul after US-led airstrikes killed as many as 137 civilians this week.
Government conflict-of-interest rules forced the private equity executive to bow out of consideration for the post.
Mattis's remarks may come as a blow to hopes of increased cooperation between the two powers following the election of President Donald Trump to the White House.
In a complicated week for US relations with Russia, a Russian surveillance ship was spotted off the eastern seaboard.
In his trip to Asia this week, US President Donald Trump's defense secretary, retired Marine General James Mattis, is expected to look at South Korea's moves to host a Terminal High Altitude Area Defense (THAAD) system to defend against North Korea's missile capabilities.
US Senators grilled Navy and Marine Corps leaders on Tuesday about a private Facebook group that shared nude photos of female Marines online and made misogynistic comments about them.
Draft documents of the White House budget proposal indicate that President Trump intends to follow through on his vows to build a wall on the US-Mexico border – at the expense of the Coast Guard, the Transportation Security Administration, and Federal Emergency Management Agency.
A formal investigation is underway after a private Facebook group was shown to have been hosting nude photos of female Marines and veterans.
James Mattis, a retired general nominated for secretary of Defense, does not meet the requirement that secretaries have been retired from the military for seven years. Why some Democrats may give him a pass.