Norway's Magnus Carlsen retains World Chess Championship after tie-breaker

World No.1 Magnus Carlsen has retained his World Chess Championship title in thrilling fashion.

Battle for chess world title heads for tiebreaker after 12 matches

Norway's Magnus Carlsen Retains World Chess Title

World Chess Championship: Magnus Carlsen retains title – DW – 11

World chess champion Magnus Carlsen defends his title - CBS News

Carlsen wins ninth game to add cushion to lead in title decider

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Deadlock continues in men's World Chess Championship final

Magnus Carlsen Wins Chess Championship With Speed

Norway's Carlsen beats US rival to retain chess crown - Read Qatar