John,
Take a look at the photo on the ATP website homepage showing Federer in a win over Benjamin Becker in Rome today, May 11. His grip looks as if he's moved it more to a semi-western than the examples you've explored in the analysis of his forehand.
Take a look at the photo on the ATP website homepage showing Federer in a win over Benjamin Becker in Rome today, May 11. His grip looks as if he's moved it more to a semi-western than the examples you've explored in the analysis of his forehand.
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