'Justin Bieber' of chess wins world champion chess title
22 November 2013 Last updated at 18:51 GMT
Norwegian prodigy Magnus Carlsen has been called the "Justin Bieber" of chess after becoming the chess world champion at the age of 22.
He beat the title holder Viswananthan Anand in the Indian city of Chennai on Friday.
Pratiksha Ghildial reports.