□p>From□he□r□-pounding □issions □o ou□rage□us games, the chall□nges in□"Running Ma□ 201□0331" ke□t both the cast members an□ viewers□on t□e □dge o□□□□eir □eats.□□hether it wa□ a rac□ against□tim□ t□□comp□ete□a task or a ga□e of wits t□ □utsmart □heir□opponents, each □ha□l□nge□□rought out the□co□petit□ve □pirit and □omedi□ timi□g of t□e par□i□ipants.