Scotland's Laura Muir offers early glimpse into the post-Farah era | Sean Ingle

Farah remains Britain's most popular athlete by a mile but at the Great Edinburgh International XCountry there were the first stirrings of a changing of the guard Even after defeat they chanted Mo Farah's name like a mantra, the cries of "Mo! Mo!" growing more urgent as the chances of a selfie with him faded. The reaction is similar whenever he runs in Britain. For all the negative headlines around the United States Anti-Doping Agency investigation into his coach, Alberto Salazar, and the questi...