1.   Miller, obviously in charge, flashed a knowing grin.

2.   Among themselves, in hushed tones and knowing grins, the Lakers will make the occasional reference.

3.   But ask the question of most any boat aficionado and the knowing grin provides a kind of answer.

4.   Graf and Sanchez Vicario, that familiar yet disparate duo, shared post-match high fives and a knowing grin Thursday afternoon in the Roland Garros locker room.

5.   It is as happy with the knowing grin, the amused, appreciative shake of the head, as it is with laughter.

6.   Moments later, Shaver wore a knowing grin after trying to pick up a spare in the sixth frame of the first game.

7.   Then he flashed a knowing grin.