Joint operations would mark a sign of progress between the two countries.
Helicopters on ships nearby are still on call if needed, said a general overseeing relief efforts.
Many Marines will hunker down at Camp Lejeune, even as other installations are evacuated.
Some essential personnel prepare to ride out the storm so that they can help after it hits.
Forthcoming book by veteran journalist Bob Woodward describes a series of episodes involving the president and the defense secretary.
Lt. Gen. Austin Miller is the new commander in a 17-year-old war, but will he be the last?
Chapman died in a 2002 battle in Afghanistan, and received the Medal of Honor after a lengthy Air Force investigation.
The California Republican is accused of using more than $250,000 in campaign funds for family vacations, school tuition, theater tickets and more.
In morning tweets, the president, without evidence, said the District had unreasonably inflated the price.
The final tally could be as high as $92 million, officials said, with planning continuing for the event.