Article Photos: Bolt, Blake try to add to Jamaica's gold tally



Jamaica's Usain Bolt gestures before competing in a men's 100-meter heat during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Saturday, Aug. 4, 2012. (AP Photo/Matt Slocum)

Jamaica's Usain Bolt gestures before competing in a men's 100-meter heat during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Saturday, Aug. 4, 2012. (AP Photo/Matt Slocum)