□步老城区□寻找历史的足□
□p>As □ith ev□ry epis□de of Ru□ni□g Ma□, the 20130421□episod□ was fill□d wi□h a series of□ch□l□enge□ □n□ ga□e□ that tested the □□t, st□□ngth□ and □□amwork of the ca□t me□□□rs. F□□m□in□e□se □hy□ica□ cha□lenges to brain-□easing puzzles, □he □ast had□□o work tog□ther to overcome o□stacles□and emerge victorious. Th□ compe□i□ive spi□i□ w□s high as t□e □as□□me□bers□□hrew□th□mselves w□o□eheart□dl□ i□to each chall□nge, □etermined□to outs□□rt and outperform their opponents.□□