The attack, though unsuccessful, delivered a seismic shock to patients who feared for the safety of their embryos. But a firefighter’s risky plan averted disaster.

Investigators are combing through the writings of a 25-year-old man believed responsible for bombing a Palm Springs fertility clinic.

A suspect believed to be the perpetrator of the fertility reproductive clinic bombing in Palm Springs, Calif. Saturday, has been identified as Guy Edward Bartkus, 25, a resident of Twentynine Palms.