(110904) -- DAEGU, Sept. 4, 2011 (Xinhua) --Usain Bolt of Jamaica reacts before taking the baton from teammate Yohan Blake in the men's 4x100 metres relay final at the IAAF World Athletics Championships in Daegu, South Korea, September 4, 2011. Jamaica won the gold of the event in 37.04 seconds and set a new world record. (Xinhua/Chen Xiaowei)
Uncompressed file sizes and pixel dimensions are approximate. Grayscale images are 1/3 the file size of RGB files. Files downloaded directly from the website are compressed JPEG format. You may request a TIFF file, if available, or a larger interpolated size for your output needs. Please contact Customer Service for associated production fees.