The National Guard Association of the United States accused Army leaders of refusing to create a commission that could show reserve force are cheaper to maintain than the active duty.
A reporter heard the gunfire at a military airport in Kramatorsk.
China said the trip violates promises the United States has made to Beijing.
“I mean, who do we think these people inside Ukraine are? Martians?" she asked.
It said 65.1 percent of the chemical weapons have been removed.
The defense team said the FBI had tried to turn at least one member into an informant.
The WikiLeaks source was sentenced to 35 years in prison.
One jet made "numerous close-range” passes near the USS Donald Cook, the Pentagon said.
U.S. military spending fell by 7.8 percent in 2013.