Two workers were rescued Thursday after a small construction vessel capsized at the site of a future Marine Corps airfield in northern Okinawa, according to Japan’s coast guard. It’s the latest incident at the site after four previous oil spills this year involving construction vessels.

Japan’s army is planning a long-range missile drill next month — the first within its borders — as the country continues to beef up its military to counter regional rival China.

The U.S. Marine Corps and Okinawa Defense Bureau are searching for a 40-pound bag of signal flares that fell from a helicopter over northern Okinawa this week.

About 35 Okinawa civilian and U.S. military leaders met in a promised forum at Camp Foster to discuss cooperative measures to stem criminal behavior by U.S. service members on the island.

A construction vessel spilled fuel oil at the site of a future U.S. Marine Corps airfield being built on reclaimed land in Oura Bay.

Okinawa’s prefectural government lodged formal protests with Japanese and U.S. authorities following a fourth case of sexual assault involving American service members on the island in the past year.

Japanese prosecutors have indicted a U.S. Marine on charges of sexually assaulting a Japanese woman and injuring another in a restroom on a Marine Corps base in March.

A Marine Corps MV-22 Osprey made a precautionary landing Thursday afternoon at a commercial airport on an island north of Okinawa following an onboard warning, according to the service and Japanese officials.

Two U.S. Marines have been accused of sexually assaulting women in separate incidents on Okinawa earlier this year, according to Japanese police — the latest in a string of similar cases stirring public discontent on the island.

A landscaper working on a historical film about the Battle of Okinawa uncovered human remains last summer on Ie Shima, marking the first such discovery on the island in more than 20 years, according to Japanese officials.