San Bernardino Shooting a Terrorist Attack with al-Qaeda and ISIS Footprints
December 4, 2015 - Institute for the Study of War![](https://understandingwar.org/sites/default/files/styles/thumb-wide/public/politifact-photos-politifact-photos-al-Baghdadi_0.jpg?itok=JfnqQ5Z_)
The San Bernardino shooting of December 2, 2015 was a terrorist attack conducted by perpetrators inspired by the Islamic State of Iraq and al Sham (ISIS) and possibly linked with and inspired by al Qaeda. The attack displays some of the sophistication and signatures of past al Qaeda attacks.