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Media caption Virginia Beach witness: 'We barricaded the door' At least 12 people were killed and several injured on Friday in a mass shooting at a government building in the US state of Virginia. Police said the suspect, a long-term and current Virginia Beach city employee, fired "indiscriminately" in a public utilities building. The gunman, whose identity was not released, was killed in an exchange of gunfire with police. Officials said an officer was wounded when a bullet struck his vest. How did the shooting unfold? The attack began shortly after 16:00 (20:00 GMT), at Virginia Beach Municipal Center, in an area which is home to a number of city government buildings. The area was put into lockdown by police and employees were evacuated. "We just heard people yelling and screaming at people to get down," Megan Banton, an administrative assistant in the building, told local television news station WAVY. Image ...

Image copyright GETTY IMAGES A multi-million-pound security operation is under way ahead of Donald Trump's UK state visit, intended to create an impenetrable ring of steel around the US president. President Trump's three-day trip, from Monday, 3 June, at the invitation of the Queen, could cost more than £18m. As the White House advance teams begin to arrive in Britain, what will the security operation involve and what hardware and staff will the president be bringing with him? The president will arrive in the UK on his customised, high-spec aircraft Air Force One and is likely to touch down at Stansted Airport, north of London. Air Force One isn't actually a specific plane but instead refers to one of two specially adapted Boeing 747-200B series aircraft, which carry the tail codes 28000 and 29000. Whichever of these aircraft the president is on board is referred to as Air Force One. However, on his latest trip to the UK, both jets could be in...