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.

Trump adds seven countries to full travel ban list
Paris' Louvre staff votes to extend strike, leaving museum closed
Alleged Bondi gunman charged with 15 murders as funerals of victims begin
Myanmar junta says Suu Kyi 'in good health' after son raises alarm
