Croatia coach Niko Kovac calm ahead of Brazil encounter World Soccer 12 June 2014 / 17:02 BST22 April 2015 / 15:20 BST Kovac said at a news conference that he hopes Croatia can surprise the hosts in the opening game of the World Cup in Sao Paulo. [brightcove videoID=3619085193001 playerID=3608053178001 height=354 width=100%] World Soccer