Grigor Dimitrov has dropped out of the world’s top 90 in the latest ATP rankings, marking the first time in nearly 14 years that the Bulgarian tennis star has fallen outside this group. The decline follows his early elimination from the Masters tournament in Miami, where he was unable to defend a large number of points earned during the same event last season. After the latest update, Grigor Dimitrov is ranked 93rd in the world with 645 points. His previous presence outside the top 90 dates