American Donald Young lost again on Saturday - this time in London at the Olympic Games in the first round of the mens singles event.
Young was beaten by Italian Andreas Seppi 6-4, 6-4.
Young has now lost 15 matches in a row and is only 2-18 on the tour this year.
The American is ranked 60th on tour but is expected to take a major tumble in the rankings in the coming weeks.
He has not won a match since Februaruy this year.