A law enforcement official says the person believed responsible for an explosion at a California fertility clinic posted online ramblings including a belief that the world should not be populated.

The suspect behind the explosion at a Palm Springs, California, fertility clinic, Guy Edward Bartkus, died as a result of the attack. Law enforcement officials said Bartkus made a series of posts on social media,

A 25-year-old man believed to be responsible for an explosion that ripped through a Palm Springs, California, fertility clinic left behind “anti-pro-life” writings before carrying out the attack.