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 tells Ukraine's Zelenskiy to stop hitting Russian diesel
Rescuers search for 130 people after Indonesia passenger ship sinks; six dead
Russia hits passenger train on Ukraine's border with Poland, just misses 'diplomatic train'
Russian drone attack injures five in Ukraine's Odesa, officials say
