Question: Louise Wiker is a Swedish long-distance runner, she competed in the marathon event at the fifteenth edition of the IAAF World Championships, was held 22–30 August 2015 in Beijing, China, event title?

Related documents: [0]  [DOC] Louise Wiker (born 1 January 1979) is a Swedish long-distance runner. She competed in the marathon event at the 2015 World Championships in Athletics in Beijing, China. [END] 
[1]  [DOC] The fifteenth edition of the IAAF World Championships was held 22–30 August 2015 in Beijing, China. 43 nations won medals, 144 of which were awarded. Kenya topped the medal table for the first time, with 7 gold, 6 silver and 3 bronze medals. The United States won 18 medals, six gold, six silver and six bronze, which was the highest tally. Host nation China, finished 11th on the medals table, while Russia finished ninth. [END]  
Answer: 2015 World Championships in Athletics
2015 World Championships in Athletics