Serena loses world no. 1 rank after record 186 weeks
Serena Williams lost the women's singles world number one rank after a record 186 weeks, following her US Open semi-final defeat to Czech Karolina Pliskova on Thursday. Williams, who held the top spot since February 2013, equalled Steffi Graf’s record of consecutive weeks on top. Angelique Kerber, who'll play the final on Saturday, is now the top-ranked female tennis player.