Most users regained access to the platform hours after a hacking group said it had attacked Canvas’s parent company and breached 275 million people’s data.

“A Rumor of War,” about his service as a Marine Corps infantry officer and published in 1977, relentlessly detailed “the things men do in war and the things war does to them.”

America’s ability to deter China in a war over Taiwan is weakened, Chinese analysts say, giving Beijing leverage in an upcoming summit with President Trump.