Police in South Africa arrest five people. One is a famous radio presenter. They try to fly to Russia. Police stop them at the airport in Johannesburg.
The police say the five people want to help Russia fight in Ukraine. This is against South African law.
Before this, 17 South African men went to Russia. Their families say the men thought they would get bodyguard training. But then they had to fight in Ukraine.
A sister of a former politician says her family is involved. The politician says she did nothing wrong. The five arrested people will go to court soon.