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,

The investigation continues in a deadly explosion outside a fertility clinic in southern California. The FBI is calling this an act of terrorism.

Get all the news you need in your inbox each morning. Mills said the identity of the person of interest would not be released immediately to preserve the integrity of the investigation.