Petter Northug of Norway grimaces during the official practice prior to the cross-country skiing World Cup races in Nove Mesto na Morave, 168 kilometres (104 miles) South East of Prague, on Friday, ... more 
Petter Northug of Norway grimaces during the official practice prior to the cross-country skiing World Cup races in Nove Mesto na Morave, 168 kilometres (104 miles) South East of Prague, on Friday, Feb. 10, 2012. (AP Photo/CTK, Lubos Pavlicek) SLOVAKIA OUT less 
1 / 1
Associated Press | Photo By CTK, Lubos Pavlicek
Fri, Feb 10, 2012 11:14 AM EST