A man carrying a handgun and zip ties took hostages inside a Pennsylvania hospital on Saturday, fatally shooting a responding police officer and wounding five others before he was killed by police, officials said.The gunman entered UPMC Memorial hospital in York, Pennsylvania, on Saturday morning and went directly to the intensive care unit, where he took staff members hostage, York County District Attorney Tim Barker said in a press conference. A nurse and custodian were both shot and wounded, and a doctor was grazed.The suspect and police exchanged gunfire after he walked into the hallway holding a female staff member at gunpoint with her hands bound, Barker said.Andrew Duarte, a West York police officer, was killed by the gunman, officials said. Two other officers were wounded and are in stable condition, as are the injured nurse and custodian.

Sudan's Rapid Support Forces signed a charter with allied political and armed groups late on Saturday to establish a "government of peace and unity," signatories al-Hadi Idris and Ibrahim al-Mirghani told Reuters.Among the signatories to the charter is Abdelaziz al-Hilu, a powerful rebel leader who controls vast swathes of territory and troops in South Kordofan state, and who has long demanded that Sudan embrace secularism.Such a government, which has already drawn concern from the United Nations, is not expected to receive widespread recognition, but is a further sign of the splintering of the country during a civil war that has lasted almost two years.

Ofri Bibas, sister of released hostage Yarden Bibas, whose wife and children Shiri, Ariel, and Kfir were murdered by Hamas, shared a first post since the return of Shiri Bibas's body to Israel on Friday night. "Continue to hug Ariel and Kfir tightly for us, too. We will hug Yarden and remember you always," she wrote.