Olympics-Ice hockey-Canada blank Czechs, US overpower Latvia, wins for Swiss and Germany
By Amy Tennery and Trevor Stynes MILAN, Feb 12 (Reuters) - Canada got the perfect start to their Olympic men's ice hockey campaign with a confident 5-0 win over the Czech Republic on Thursday, the United States saw off Latvia 5-1, as Germany beat Denmark 3-1 and Switzerland cruised past France 4-0.