Document: Athletics at the 2012 Summer Olympics – Men's 100 metres.pdf
Question: Who ran the fastest in the Men's 100 metres in the first semi final of the 2012 Summer olympics? 
Answer: In the first semi-final of 2012 Summer Olympics – Men's 100 metres, Justin Gatlin ran the fastest in 9.82, ahead of Churandy Martina 9.91 and Asafa Powell in 9.94.