Afghanistan, Oct. 27 -- A US Navy helicopter and fighter jet crashed during routine operations from USS Nimitz in the South China Sea, with all crew rescued and investigations underway.

A United States Navy helicopter and fighter jet crashed within 30 minutes of each other in the South China Sea while conducting routine missions from the USS Nimitz aircraft carrier, the US Pacific Fleet said in a statement.

Both incidents occurred during standard flight operations, according to military officials. The statement did not specify the exact location or nature of the missions underway at the time.

The Pacific Fleet confirmed that all crew members involved in the crashes were safely rescued. Medical teams assessed the personnel, and no serious...