Federer reported a right leg injury ahead of his match against Stefanos Tsitsipas, while Osaka said her right hand was injured before she was to play Kiki Bertens.
The latest incident occurred on an outer court at the Foro Italico, with Nick Kyrgios losing 6-3, 6-7 (5), 2-1 against Casper Ruud.
Rafael Nadal defeated Nikoloz Basilashvili 6-1, 6-0 while Novak Djokovic got the better of Philipp Kohlschreiber 6-3, 6-0 to move into the quarterfinals of Italian Open.
Sharapova has been sidelined since pulling out of the St. Petersburg Open in Russia in January after winning the first-round match.
Nadal improved to 5-0 in his career against Zverev and gained an extra measure of confidence entering the French Open, which starts next Sunday.
Defending champion Elina Svitolina returned to the Italian Open final with a comfortable 6-4, 6-3 win over 26th-ranked Anna Kontaveit.
Nadal and Djokovic have played each other 50 times but their last meeting came more than a year ago, when Nadal won in the Madrid Open semifinals.
For a spot in the final, Nadal will play four-time Rome champion Novak Djokovic or Kei Nishikori.
Nadal, a seven-time Rome champion, routed 31st-ranked Damir Dzumhur 6-1, 6-0.
Serena Williams has withdrawn from next week's Italian Open, saying she needs more time to be "100 percent ready to compete."
Rome: Roger Federer will renew his rivalry with Novak Djokovic in the Italian Open final on Sunday, giving the 17-time Grand Slam champion another chance to add an elusive title to his collection.Federer dispatched Swiss
Rome: Top-ranked Novak Djokovic played more solidly than he had all week in a 6-4, 6-4 win over seventh-seeded David Ferrer on Saturday to reach the Italian Open final.Djokovic lost a set in each of
Rome: Switzerland's Stanislas Wawrinka made an improbable comeback in the first-set tie-breaker and then dominated the action in the second set en route to a 7-6 (9-7), 6-2 victory on Friday in the Italian Open
Rome: Roger Federer kept up his pursuit of the elusive Italian Open title with a 6-3, 6-3 win over sixth-seeded Tomas Berdych on Friday to reach the semifinals of the clay-court tournament.Along with Monte Carlo,
ROME: Novak Djokovic extended his recent dominance over Rafael Nadal by rallying for a 4-6, 6-3, 6-3 victory Sunday to win the Italian Open for the third time -- then dedicated the title to his
ROME: Novak Djokovic is back on track after a right wrist injury sidelined him last week. The second-ranked Serb overcame a stiff challenge from David Ferrer before grinding out a 7-5, 4-6, 6-3 win Friday
ROME: Sara Errani took advantage of a supportive crowd to beat second-seeded Li Na 6-3, 4-6, 6-2 Friday and reach the Italian Open semifinals for the second consecutive year. The 10th-seeded Errani is attempting to
ROME: Rafael Nadal was pushed to three sets for the second consecutive match and lined up an Italian Open quarterfinal with Andy Murray on Thursday. The top-ranked Nadal dropped behind a set and a break
ROME: The seemingly ageless Tommy Haas upset third-seeded Stanislas Wawrinka 5-7, 6-2, 6-3 Thursday to reach the Italian Open quarterfinals. The oldest player in the draw at 36, Haas used his expertise to give Wawrinka
Rome: World No. 1 Serena Williams beat Andrea Petkovic 6-2, 6-2 in the second round of the Italian Open Wednesday to march on for a possible semi-final collision with Maria Sharapova.Williams showed no ill effects
Top News
Latest News
