article_snippet: A wheel has yet to turn in anger in the new season but the expectation already is that Mercedes will continue to dominate.
article_snippet: A wheel means the fight for the drivers' crown is likely to be a further showdown between reigning champion Hamilton and Rosberg his first success .
   
article_snippet: Mercedes team-mate Lewis Hamilton and win the Formula One drivers' championship in the 2015 season, which gets underway in Melbourne this coming weekend .
article_snippet: will once again have the strongest car on the grid F1 season .
article_snippet: Last year his Mercedes team-mate Lewis Hamilton reeled in Rosberg his first success .
  
article_snippet: 's early advantage with a run of six victories in the final seven races to clinch his Mercedes team-mate Lewis Hamilton second title.
article_snippet: tries out the new Mercedes car during Winter Testing at the Circuit de Catalunya last week .
article_snippet: car ahead of a test run in Barcelona at the end of last month . '
highlights_snippet: F1 season starts in Melbourne, Australia this coming weekend .
  
highlights_snippet: Mercedes team-mate Hamilton is chasing Mercedes team-mate Hamilton third F1 title,
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