WASHINGTON (WUSA) - A Herndon man pleaded not guilty on Friday at the U.S. District Court after allegedly shooting a security guard in the arm at the D.C. headquarters of the Family Research Council.

Floyd Lee Corkins II, has been in custody since his arrest on August 15, and has been charged with the federal offense of interstate transportation of a firearm and ammunition, along with the District of Columbia offenses of assault with intent to kill while armed, and possession of a firearm during a crime of violence.

According to Department of Justice officials, the federal charge carries up to 10 years imprisonment while the D.C. charge carries up to 30 years imprisonment. They note that the D.C. charge of possession of a firearm during a crime of violencealso carries a mandatory-minimum term of five years imprisonment.

Corkins, participated in a psychological exam, which found him competent to stand trial. The 28-year-old will remain in jail until he's expected back in court within 45 days. The trial date is set for October 1 with U.S. District Judge Richard Roberts, but it's a control date and subject to change.

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