San Bernardino is mourning the deaths of 14 people Thursday night, who were all killed when two gunmen opened fire at a county health department holiday party in the southern California city on Wednesday morning. Gunmen Syed Rizwan Farook and Tashfeen Malik were later killed in a shoot out with police, and their motive for the shooting remains unknown.
Related: Identities of 14 Victims of San Bernardino Shooting Emerging
Here is a timeline of Wednesday's events:
