A helicopter was reportedly called in to provide an eye in the sky for a few hours as well.
We can't blame the authorities for taking action. The Automobile offices are situated directly across the street from a Federal building, and with the ne'er-do-wells of the world plotting revenge for the termination of the nefarious Osama bin Laden, a little caution is more than warranted.
As of the time of writing, everything had returned to normal around the Automobile enclave. For a look at the kit itself, head over to The Car Connection.