text:  There are growing questions about how the gunman was able to open fire at the rally. He's been identified as 20-year-old Thomas Matthew Crooks. An eyewitness told the BBC he'd seen the man and had told the police. In other news, Kenyan police have put forward a number of theories after the discovery of mutilated human remains at a rubbish dump in the capital, Nairobi. The gruesome findings of eight dismembered corpses at a former quarry have horrified the country.