A China Coast Guard vessel with bow number 21544 closely shadows the fishing boat of Zambales fisherman Christopher de Vera during a recent fishing trip about 40 nautical miles from Bajo de Masinloc in the West Philippine Sea. De Vera said encounters like this remain common 10 years after the 2016 arbitral ruling. (Screenshot from a video courtesy of Christopher de Vera and Bigkis ng Mangingisda Federation) SAN ANTONIO, Zambales — On July 7, thr…