Students bought these toys from small shops in front of the school and brought them into their classrooms, according to initial investigation following the incidents.
Saltwater from the sea is expected to intrude deep into rivers in the Cửu Long (Mekong) Delta in April and May, according to the National Centre for Hydro-Meteorology Forecasting.
The Ministry of Public Security has intensified its investigation into the Phúc Sơn Group Joint Stock Company case, announcing the arrest of two more suspects, Major General Tô Ân Xô, the ministry’s spokesperson said on Thursday.