Andy Murray was knocked out of the US Open in the second round by Bulgaria star Grigor Dimitrov on Thursday. Murray lost 6-3, 6-4, 6-1 Dimitrov at the Arthur Ashe Stadium. The British star has not reached the last 16 of a major since making a comeback to the court following a hip surgery in 2019. Search on Sells.ng Nigeria's First Ecommerce Shopping Search Engine ...For More About This Post:US Open: Zheng Ousts Kanepi, Books Third Round Ticket The Scot also lost in the Wimbledon…