Kei Nishikori announced Saturday that he will skip the upcoming Rakuten Japan Open and Shanghai Masters due to pain in his right arm and elbow."I have some good news and some bad news. These past days I sat down with my medical team to continue monitoring my arm/elbow. This has been bothering me since the French Open (May 26-June 9) off and on," Nishikori said on his official app."The good news is that there is great progress, it's healing, and I am finally close to being pain free. Structurally my arm and elbow look good.""The bad news is that we are not 100 percent there yet. There is sti…READ FULL ARTICLE