Magnus Carlsen is World Champion in Chess - The Nordic Page

World Chess Championship Game 12 Summary Carlsen Karjakin

Magnus Carlsen takes things into his own hands - The Norwegian American

Is Chess a Sport? A New Book Says Yes - The New York Times

Magnus Carlsen Won't Defend His World Chess Title

New chess king crowned – DW – 11/22/2013

Magnus Carlsen, the Best Player in Chess History, Becomes an Ambassador for Nordic Semiconductor in Three-year Sponsorship Deal

Magnus Carlsen fans

Carlsen's reign as world chess champion set to end as he will not defend title

An Unmotivated Magnus Carlsen Will Give Up World Chess Title - The New York Times