16 foreigners have been arrested in China for using drugs.
They were detained in Jiangsu province after testing positive for substances that are banned in the country.
The suspects include teachers and students from an international language school called Education First.
At lease four the 16 foreigners are British nationals.

Evacuations planned as suspected hantavirus outbreak traps 150 on ship off Cape Verde
Modi's party set to gain big in Indian state elections
Iran warns US Navy to stay clear of Hormuz after US offers to help stranded ships
Shooting at lake near Oklahoma City injures 10, more feared
United jet hits truck and light pole on approach to Newark airport
