There were upsets on upsets on Friday at the Vienna Open as four players earned places in the semifinals of the ATP 500.
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It was quite an impressive day at the office for the 25-year-old Italian. In just 70 minutes, he dispatched 17-time Grand Slam champion Novak Djokovic, 6-2, 6-1. The world No. 42 is through to the last four in Vienna as a lucky loser.