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Update 2:12 p.m. local time: San Bernardino Police Chief confirmed there are 14 fatalities and an additional 14 injured. Suspects are still at large and may be in a dark colored SUV. There is no known motive at this time. Long guns may have been used.

Update 1:12 p.m. local time: Authorities confirmed there are fatalities but the exact number is unclear. CNBC is reporting that according to KNBC  3 people are dead.

Update 11:52 a.m. local time: There reports that 12 victims are en route to an area hospital.

SAN BERNARDINO, Calif. — Fire department officials in California have confirmed that there is an active shooter in San Bernardino, California.

Fox 11 in Los Angeles reported that police are looking for three men, dressed in military gear.

There are reports of up to 20 casualties, but no word on their condition, KTLA is reporting.

This story is developing, please check back for updates.