In January 2012 , Aronian competed in the Tata Steel Chess Tournament in Wijk aan Zee ; the field included world No. 1 Magnus Carlsen , defending champion Hikaru Nakamura , and former world champion Veselin Topalov , among others .
The field included world # 1 Magnus Carlsen , defending champion Hikaru Nakamura , and former world champion Veselin Topalov , among others .