Local police officers clashed with an armed group of about 10 drug traffickers in Moc Chau district, northern mountainous Son La province, on March 7.

The exchange of gunfire left one trafficker dead but the rest were able to escape.

At the scene, the police seized two guns, 32 bullets and two bags containing 40 cakes of heroin (a cake is equivalent to 350 grams).

The case is currently under investigation.-VNA