WASHINGTON (Reuters) – U.S. President Joe Biden will travel to Alabama on Tuesday to visit a Lockheed Martin Corp facility that is manufacturing weapons being provided to Ukraine, including Javelin anti-tank missiles, the White House said on Wednesday. Washington says it has pledged around $3.7 billion in security assistance to Ukraine since Russia launched its invasion on Feb. 24. Together with its European allies, Washington has provided Ukraine with drones, Howitzer heavy artillery, anti-aircraft Stinger and Javelin missiles. Lockheed Martin, the No. 1 U.S. weapons maker, said the Ukraine w…