By Kanishka Singh WASHINGTON (Reuters) -U.S. Secretary of State Antony Blinken on Friday raised concerns over China’s human rights issues in a meeting with senior Chinese official Liu Jianchao in Washington, the State Department said, adding they also discussed “maintaining peace and stability” in the Taiwan Strait. WHY IT IS IMPORTANT Senior U.S. and Chinese officials have held regular discussions recently to keep communication lines open between the world’s two largest economies. Friday’s meeting came a day ahead of elections in Taiwan that will test efforts to ease U.S.-China tensions and w…