Cologna is a village in Val Poschiavo, Grisons, Switzerland. It is located in southeast of Poschiavo and is part of its municipality.

Template:Portal:Switzerland/Stub

Dario Cologna (born 11 March 1986 in Santa Maria Val Müstair) is a Swiss cross-country skier. He has three overall World Cup victories, one Olympic gold medal, and three Tour de Ski victories in his career so far.

Cologna debuted in the FIS Cross-Country World Cup in Kuusamo in November 2006, and took his first points in Falun in March 2007. During the 2007-08 season, Cologna finished in the top ten four times and placed 37th overall.

In December 2008, Cologna took his first world cup podium finish with a second place in the 30-kilometre competition in La Clusaz. He went on to win the 2008–09 Tour de Ski in January 2009, finishing the final event almost a minute ahead of runner-up Petter Northug. Cologna also won the overall 2008–09 World Cup with more than 100 points in front of the second place after placing 2 times first and other 3 times on the podium.

He finished the 2009–10 FIS Cross-Country World Cup fourth, winning a race and taking other two podiums. He also came in third in the 2009–10 Tour de Ski. In the Vancouver 2010 Winter Olympics he won the gold medal in the men's 15km freestyle event. Cologna is the first Swiss to win a cross-country skiing gold medal at the Winter Olympics.

Asafa Powell CD (born 23 November 1982) is a Jamaican sprinter who specialises in the 100 metres. He held the 100 m world record between June 2005 and May 2008, with times of 9.77 and 9.74 seconds respectively. Powell has consistently broken the 10-second barrier in competition, with his personal best of 9.72 s being the fourth fastest time in the history of the event. As of 2nd May 2012, Powell has broken the ten-second barrier legally more times than anyone else – 74 times in total.

Powell competed in the 100 m at the 2004 Athens Olympics and the 2008 Beijing Olympics but failed to convert his success to the world stage, finishing fifth both times. However, in Beijing with the Jamaican team he won a gold medal and set the world and Olympic record in the 4 × 100 metres relay. At the 2007 Osaka World Championships he won a bronze and a silver medal in the 100 m and 4 x 100 m relay respectively and he has been successful at the Commonwealth Games, winning two gold and one silver medal. At the 2009 World Championships he won 100 m bronze and a relay gold. Powell has won five times at the IAAF World Athletics Final and is the 100 m record holder for the event.