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The findings of the federal probe into the rogue closure of George Washington Bridge lanes in 2013 appear to have put New Jersey Gov. Chris Christie in the clear, but whether he has emerged unscathed enough to make a 2016 presidential bid remains uncertain.

Since news of the scandal broke, Christie has maintained that he had no knowledge about plans to close the lanes — a revenge plot against the Fort Lee, N.J., mayor who did not endorse his successful re-election bid.