After an Azerbaijan Airlines jet crashed in Kazakhstan, speculation mounted about why the plane went down and whether possible Russian air defense action may have played a role.

Following the crash of a passenger plane in Kazakhstan, Moscow is cautioning against speculation that the aircraft may have been shot down, killing 38 people of the 67 people on board. "An investigation is currently under way;

Taiwan's Presidential Office conducted its first ever tabletop exercise simulating a military escalation with China, several officials briefed on the matter said, at a time when the island is facing renewed Chinese military threats.