The U.S. government said Wednesday that it will send a senior State Department official to Taiwan to attend the memorial service for former President Lee Teng-hui this weekend, a move that could upset China as it remains wary of any appearance of U.S. official contact with the island.The trip to Taiwan by Keith Krach, undersecretary of state for economic growth, energy and the environment, comes after Health and Human Services Secretary Alex Azar traveled there last month, becoming the most senior U.S. official to visit the self-ruled island since 1979.In 1979, Washington switched its diplo…READ FULL ARTICLE