Question: At the 2009 NCAA Indoor Track 5000m race, Frances Koons finished 2nd to a Kenyan long and middle distance runner who won a silver medal in what event at the 2011 World Championships?
Context: Sally Jepkosgei Kipyego (born 19 December 1985) is a Kenyan long- and middle-distance runner.  She was the silver medallist in the 10,000 metres at the 2011 World Championships in Athletics and the silver medalist in the same race at the 2012 Summer Olympic Games in London.  She has a personal record of 30:38.35 minutes for that event and her 5000 metres best of 14:30.42 minutes makes her the second fastest Kenyan woman for the distance. Jennifer Simpson (née Barringer; born August 23, 1986) is an American middle distance runner and steeplechaser.  She represented the United States at the 2008 Beijing Olympics, 2012 London Olympics and 2016 Rio Olympics.  She is a former American record holder for the 3000 meters steeplechase.  In the 1500 meters, she won a gold medal at the 2011 World Championships, a silver medal at the 2013 and 2017 World Championships, and a bronze medal at the 2016 Olympic Games in Rio. Vivian Jepkemoi Cheruiyot (born 11 September 1983) is a Kenyan long-distance runner who specialises in track and cross country running, olympic champion in 5000 metres event.  She represented Kenya at the 2000 Summer Olympics, the 2008 Summer Olympics, the 2012 Summer Olympics and the 2016 Summer Olympics, winning a silver medal at the 5000 m and bronze medal at the 10000 m at the 2012 Olympics, silver medal at the 10000 m and gold medal at the 5000 m at the 2016 Olympics, setting the new Olympic record in 5000 m event.  Cheruiyot won a silver medal in the 5000 metres at the 2007 World Championships in Athletics and became the world champion in the event at the 2009 edition, repeating this achievement at the 2011 World Championships, where she doubled up by winning the 10000 m. Carlette D. Guidry (also known as Guidry-White and Guidry-Falkquay; born September 4, 1968 in Houston, Texas) is an American former sprinter who won the Olympic gold medal of the 4 x 100 metres relay in 1992 in Barcelona and again in 1996 in Atlanta.  She also competed in the individual 200m race in 1992 and 1996.  Guidry-White won a silver medal in the 60 metres event at the 1995 IAAF World Indoor Championships, which was coincidentally held in Barcelona.  The same year she finished fourth at the outdoor championships.  At the collegiate level, Guidry competed for the Texas Longhorns of the University of Texas at Austin between 1987 and 1991.  She collected a total of twelve NCAA titles, and was named Southwest Conference Athlete of the Decade in indoor track and outdoor track and field for the 1980s.  She was also honoured as Indoor Track And Field Most Outstanding Student-Athletes In Honor Of The 25th Anniversary Of NCAA Women's Championships. Wilson Waigwa (born February 15, 1949) is a Kenyan long distance and middle distance runner.  He competed for Kenya in the 5,000 meters at the 1984 Olympics.  He also competed for Kenya at the 1987 World Indoor Championships and the 1984 World Cross Country Championships. Mohammed Mourhit (Arabic: محمد مُرحيت‎ ‎ ) (born 10 October 1970 in Khouribga, Morocco) is a Belgian top cross country, middle and long distance runner who holds two European records, in the 3000 m and 5000 m.  He is also a former European 10000 m record holder.  He won a bronze medal at the 1999 World Championships in the 5000 metres and a silver medal at the 2001 IAAF World Indoor Championships in the 3000 metres behind Hicham El Guerrouj.  Mourhit was also a two-time winner of the IAAF World Cross Country Championships in the long course in 2000 and 2001.  He also won the Lisbon Half Marathon 1997. Frances Koons (born April 2, 1986, Bethlehem, Pennsylvania) is an American middle distance runner who attended Villanova University and now runs professionally for New Balance.  Koons finished 2nd to Sally Kipyego at the 2009 NCAA Indoor Track 5000m race, and 3rd to Angela Bizzarri and Nicole Blood at the 2009 NCAA Outdoor Track 5000m race.  Koons ran the 1200m opening leg for the Villanova team that won the 2004 Penn Relays Championship of America distance medley relay.  She earned 10 NCAA All-American honors in Cross Country and Track & Field while at Villanova.  Koons also earned 5 individual and 2 team Big East titles during her career.  Koons graduated from Villanova University in 2009 with a Bachelor of Science degree in Mathematics.  In April 2010 at the Penn Relays Koons won the women's Olympic Development event at 5,000 meters and qualified for U.S. Outdoor Track and Field Championships. Margaret Wangari Muriuki (born 21 March 1986 in Nakuru) is a Kenyan long and middle distance runner.  She shared in the team gold medal at the 2010 IAAF World Cross Country Championships.  Individually, she won medals at the African Cross Country Championships and the African Championships in Athletics (1500 m) in 2012. Lee Emanuel (born 24 January 1985) is an English middle-distance runner.  He represented Great Britain at the 2014 and 2016 World Indoor Championships.  In addition he won a silver medal at the 2015 European Indoor Championships.  Lee attended the University of New Mexico where he won 2 indoor Mile titles in NCAA Indoor Track and Field. Henri Deloge (21 November 1874 – 27 December 1961) was a French middle distance runner who won a silver medal over 1500m in Athletics at the 1900 Summer Olympics in Paris ahead of John Bray.  The race was won by Charles Bennett who won the gold medal.  He also won the silver medal in the 5000 metres team race for the French distance team.
Answer: 10,000 metres