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

Authorities identified the suspect in the explosion at a Palm Springs, California, fertility clinic as Guy Edward Bartkus, 25, of Twentynine Palms, saying at a news conference Sunday that he is the man suspected to have died in the bombing that injured four other people.

PALM SPRINGS, Calif. (AP) — Officials in California say police and firefighters are responding to an explosion that rocked the city of Palm Springs.