The Obama administration said Tuesday that it will provide more information to Congress about the Fort Hood shootings but continued to defy a subpoena request for witness statements and other documents. After days of negotiations, the Defense and Justice departments informed a Senate committee that they will not comply with congressional subpoenas to share investigative records related to the Nov. 5 shootings at Fort Hood, Tex., which killed 13 people. The agencies said divulging the material could jeopardize their prosecution of Army Maj. Nidal M. Hasan, the alleged gunman. Leslie Phillips, a spokeswoman for the Senate committee, said the refusal...