Must have a really uneven tan on the right side of his body cause that arm is awfully brown...like a football.
You're wrong. Check out this link:
http://i35.photobucket.com/albums/d186/HoodRiverDude/Seahawks/RothTD.jpg
A photograph taken at the exact same time as that blurry screenshot proves that it is Ben's arm, and not the football, that breaks the plane of the goal line.
http://i35.photobucket.com/albums/d186/HoodRiverDude/Seahawks/RothTD.jpg