
Vien, Vietnam’s only representative at the Games, finished third in the women’s 800m freestyle event after clocking 8:39.91.
China’s Zhang Yuhan took the gold medal with a time of 8:29.83 and her teammate Dong Fuwei pocketed the silver in 8:38.41 .
Vien will compete in the women’s 200m individual medley event on October 9.
The 2015 Military World Games is taking place from October 7-10.
Last week, Vien won seven gold medals for Vietnam at the Asian Age Swimming Championships in Bangkok, Thailand.
VNA