The Kremlin dismisses allegations that Russian athletes engaged in widespread, state-sponsored doping that sabotaged the London 2012 Olympic Games.
The doping allegations engulfing athletics came as a shock, Lord Coe has insisted, despite his influential position at the top of the sport's governing body.
A World Anti-Doping Agency commission is recommending that Russia should be suspended from international athletics following doping claims.
Teenage cancer victim Stephen Sutton is honoured in the Queen's birthday honours list, joining A-list celebrities and Britain's Olympic and Paralympic champions.
Millie Knight, who carried the union jack at the Sochi Paralympics opening, is just 15, so taking part in skiing events for the visually impaired will give vital experience ahead of the 2018 Games.
A high-level performer in swimming and wheelchair basketball, 19-year-old Ben Sneesby is a gifted all-round sportsman. But skiing is his first love, and a medal at Sochi would be a career highlight.
James Whitley, 16, is ranked second in the world in slalom at under-18 level. Sochi should stand him in good stead as he pushes to become a medal prospect at the 2018 Paralympics in South Korea.
Visually impaired skier Kelly Gallagher and guide Charlotte Evans earn Great Britain their first-ever gold medal at the Sochi Winter Paralympics, taking the super-G title.
ParalympicsGB's curling team - two men and two women, all from Scotland - will be hoping to emulate TeamGB's medal achievements when they perform at Sochi this week.