Obama hosts China's Xi on state visit amid simmering tensions

By Matt Spetalnick and Michael Martina WASHINGTON (Reuters) - President Barack Obama hosted Chinese President Xi Jinping for his first U.S. state visit on Friday but the pomp and ceremony was not likely to mask tensions over alleged Chinese cyber spying, Beijing’s economic policies and territorial disputes with its neighbors. Obama greeted Xi on arrival at the White House for an elaborate ceremony on the South Lawn, including a military honor guard, which will be followed by a formal summi