TOKYO -- Japan's Self-Defense Forces are considering sending drones instead of manned jets to intercept foreign aircraft approaching its sovereign airspace.
Scrambling manned jets becomes costly as frequency rises

Scrambling fighter jets has become costly for Japan as the Chinese military steps up activity in the East China Sea. (Photo by Suzu Takahashi)
TOKYO -- Japan's Self-Defense Forces are considering sending drones instead of manned jets to intercept foreign aircraft approaching its sovereign airspace.