He reached for three five-hundred-dollar chips, then glanced around, pretending to look for the cocktail waitress. Out of the corner of his eye, he saw his Spotter. Red-haired, pretty, wearing a low-cut blouse and too much makeup. Nobody would have guessed she was a former MIT mechanical-engineering major and an honors student at Harvard Business School. She was close enough to see the table but far enough away not to draw any suspicion. Kevin caught her gaze, then waited for her signal. A bent right arm would tell him to double his bet. Both arms folded and he'd push most of his chips into the betting circle. Arms flat at her sides and he'd drop down to the lowest possible bet.
But she didn't do any of these things. Instead, she ran her right hand through her hair.
Kevin stared at her, making sure he had read her...