The air force said the jets were taking part in a drill with the U.S. military in Pocheon, a city close to the border with North Korea, when they dropped bombs just outside a firing range.

Two South Korean fighter jets accidentally dropped eight bombs on a civilian area during a joint live-fire exercise with the U.S. military on Thursday, injuring eight people, officials said.

South Korean military jets accidentally dropped eight 500-pound bombs Thursday on the town of Pocheon, injuring 15 civilians, officials said. The bombs hit houses and a church, leaving two civilians seriously injured,