By Jane Sutton GUANTANAMO BAY U.S. NAVAL BASE, Cuba (Reuters) - U.S. Senator Dianne Feinstein urged the Pentagon on Wednesday to stop force-feeding hunger-striking prisoners at the Guantanamo Bay detention camp and called the practice "out of step" with medical ethics and international norms. Feinstein, a California Democrat who chairs the Senate intelligence committee, sent a letter to Defense Secretary Chuck Hagel, saying the Guantanamo force-feeding policy was also out of synch with policies in the civilian federal prisons. ...

By David Ingram WASHINGTON (Reuters) - The United States uses drones for surveillance in some limited law enforcement situations, FBI Director Robert Mueller said on Wednesday, sparking additional debate about President Barack Obama's use of domestic surveillance. The acknowledgement came in response to questions from U.S. senators who said they wanted to know more about the federal government's increasing use of unmanned aircraft. "Does the FBI use drones for surveillance on U.S. soil?" Republican Senator Charles Grassley of Iowa asked during a Senate Judiciary Committee hearing. ...

PHOENIX (Reuters) - An Arizona death row inmate who wrote to the state Supreme Court asking for a speedy execution died on Wednesday after being found unresponsive in his cell, authorities said. Dale Hausner, dubbed the "Serial Shooter," was sentenced to die by lethal injection four years ago for gunning down four men and two women during a 14-month shooting spree. He and an accomplice were arrested in August 2006. ...

WASHINGTON (AP) — After secretive talks, key senators expressed optimism Wednesday night that they were closing in on a bipartisan agreement to toughen the border security requirements in immigration legislation that also offers a path to citizenship to millions living in the country illegally.