what does she wish had happened differently?

Laurie Pye is in a fight at school. Laurie's behavior during and after the fight, plus bruises on his back, all point to trouble in Laurie's life. However, lost in the chaos of the moment, no one but Katie notices. Once again, adult Katie wonders what might have been different had she told others what she noticed, but she did not; therefore, the future continues to develop in a direction that is unavoidable.