BBC News Published image captionVitaly Shishov went missing on Monday in the Ukrainian capital Kyiv The head of a group helping people who have fled Belarus has been found dead near his home in neighbouring Ukraine. Vitaly Shishov's body was found hanged in a park in Kyiv, a day after he failed to return from a jog. Police have opened a murder inquiry. Police said they were investigating whether he had been killed and his death made to look like suicide. Meanwhile a Belarusian Olympic sprinter who feared for her safety has been granted a humanitarian visa by Poland. Mr Shishov led the Belarusian House in Ukraine (BHU), a group helping people who left Belarus, where opposition to the government is stifled.