Brian Cazeneuve

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Story lines: Trio of possible judo winners includes 6'8", 306-pound Teddy Riner (above, right), who continues his domination of the sport (six consecutive world titles) at age 23; sprint hope is Christophe Lemaitre,...

Story lines: Sprint swimming sensation James Magnussen (above), 20, a converted rugby player, makes waves along with IMer (and tabloid fave) Stephanie Rice; sailors and track cyclists eye multiple medals.

Story lines: Chris Hoy (left, foreground), a 30-time world or Olympic medalist, leads a track cycling juggernaut; Somalian-born Mo Farah goes for a distance-running double; big Games for sailors, equestrians ... and...