NBC San Diego quotes Cmdr. Ryan Perry of the Navy's Third Fleet:
> Navy Strategic Systems Programs conducted scheduled Trident II (D5)
> missile test flight at sea from USS Kentucky, an Ohio Class SSBN, in
> the Pacific Test Range off the coast of Southern California. The tests
> were part of a scheduled, ongoing system evaluation test. Launches
> are conducted on a frequent, recurring basis to ensure the continued
> reliability of the system. Each test activity provides valuable
> information about our systems, thus contributing to assurance in
> our capabilities.
> The missile was not armed. Strategic Systems Programs does not
> routinely announce missile testing. Information regarding the test
> launch of Trident II (D5) missiles is classified before the launch.
[The article.](http://www.nbcsandiego.com/news/local/Witnesses-Report-Seeing-Strange-Lights-Across-Southern-California-Sky-342736022.html)