... 2010 Atlanta Falcons will open camp next month with 21 of 22 offensive, and defensive starters from last season still on the roster.  The lone exception is Chris Houston, who has departed for Detroit and been replaced by Dunta Robinson. 

Despite the continuity of the Falcons roster, several starting positions figure to be up for grabs this preseason as Mike Smith and company look to make the squad Super Bowl worthy. Here are seven position battles that will be worth watching.

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