One marine dead, six injured in training accident in California

May 9 (Reuters) - One Marine was killed and six others were injured in an accident on Thursday morning when their light-armored vehicle rolled-over at Camp Pendleton, California during a training drill, media reports said.

The names of the people involved were not immediately available.

The Marines were with the 1st Light Armored Reconnaissance Battalion, 1st Marine Division, according to the online publication Marine Corps Times and other media.

Media accounts say the accident happened on the southern California base, about 38 miles north of San Diego, at about 9 a.m. local time.

It was not immediately clear what caused the accident.

Six other Marines were taken to a hospital to be treated for injuries and none were seriously injured, the publication reported on its website.

The Marines are from 1st Light Armored Reconnaissance Battalion, 1st Marine Division.

"This is a tragic event, and our thoughts are with the family, friends and the unit at this difficult time," the 1st Marine Division told NBC News.

Another Marine was killed in a vehicle accident while training at Camp Pendleton on April 13, the Marine Corps Times reported. Further details of the April incident can be seen in the video below.