内容摘要：Consumption of water contaminated with human or animal faeces exposes people to parasites and bacteria such as cryptosporidium and E.coli, which cause diarrhoea and vomiting, or viruses like hepatitis A which can lead to liver infection.

Consumption of water contaminated with human or animal faeces exposes people to parasites and bacteria such as cryptosporidium and E.coli, which cause diarrhoea and vomiting, or viruses like hepatitis A which can lead to liver infection.

Listeners will be able to hear a radio special on the BBC World Service and, in the UK, on BBC Radio 4. Special episodes of Americast and The Coming Storm will be among the podcast offer.Country singer and former American Idol winner Carrie Underwood is due to perform America the Beautiful during the ceremony.

"I love our country and am honoured to have been asked to sing at the inauguration and to be a small part of this historic event," Underwood said in a statement.Country singer Lee Greenwood - Trump's long-time friend and collaborator - will also perform at the inauguration ceremony, as will opera singer Christopher Macchio.American disco group The Village People performed at Trump's victory rally on Sunday, and are expected again at one of the inaugural balls on Monday.

During the campaign, Trump frequently played the group's songs - YMCA and Macho Man - at his rallies."We know this won't make some of you happy to hear, however, we believe that music is to be performed without regard to politics," the band said in a post on its Facebook page.

"Our song YMCA is a global anthem that hopefully helps bring the country together after a tumultuous and divided campaign where our preferred candidate lost."

Other performers said to be performing at the evening balls include Kid Rock, Billy Ray Cyrus, Jason Aldean and Rascal Flatts. Singer Gavin DeGraw and rapper Nelly will also perform., which has been criticised by some Labour MPs.

Labour Mayor of London Sir Sadiq Khan said he understood the "context" in which the government had announced its new migration measures, but he would not have used the phrase "island of strangers" himself.Downing Street said Sir Keir stands by his words and "the argument he was making that migrants make a massive contribution to our country, but migration needs to be controlled".

An athlete has become the fastest and youngest man with an intellectual disability to complete a marathon.Angus Leckonby, who is autistic and lives with verbal dyspraxia, broke the two Guinness World Records during the London Marathon on Sunday.