Conversation so far:
what was the reason behind the lawsuit?
contacted the Center for Constitutional Rights and the American Civil Liberties Union to represent his son in a lawsuit that sought to remove Anwar from the targeted killing list.
why was he on the targeted kill list?
the United States is not at war in Yemen, and the government doesn't have a blank check to kill terrorism suspects wherever they are in the world.
what was his argument in the trial?
sought to require the government to disclose the standards under which US citizens may be "targeted for death".
what was the verdict?
Judge John D.
Bates dismissed the lawsuit in an 83-page ruling, holding that the father did not have legal standing to bring the lawsuit.
what happened after the lawsuit?
On May 5, 2011, the US tried but failed to kill al-Awlaki by firing a missile from an unmanned drone at a car in Yemen.
did anyone speak at the trial?
CANNOTANSWER.
was there any public response to the lawsuit?
CANNOTANSWER.
did anything else happen at the lawsuit?
On August 30, 2010, the groups filed a "targeted killing" lawsuit, naming President Obama, CIA Director Leon Panetta, and Secretary of Defense Robert Gates as defendants.

Question: what members of the US government were involved in the lawsuit?
Self-contained rewrite: What members of the US government were involved in the lawsuit against the US?