Earlier Richard Krajicek had survived a nailbiting test against Radek Stepanek to reach the quarter-finals.
Fish claimed his first victory over veteran Czech Radek Stepanek with a comfortable 6-3 6-3 win.
Sweden's Carl Bildt and Poland's Radek Sikorski made the call in the International Herald Tribune newspaper.
The Polish and Lithuanian foreign ministers, Radek Sikorski and Audronius Azubalis, do not speak.
But Janko Tipsarevic overcame Radek Stepanek in a five-set thriller 5-7 6-4 6-4 4-6 9-7 to level the tie.
Despite nursing an injured wrist, the world No.8 trounced Radek Stepanek 6-4 6-4 6-2 at the Parque Roca stadium.
Others suggest that Radek Sikorski, Poland's foreign minister, has a personal vendetta against Lithuania (he insists he does not).
ECONOMIST: Lithuania and Poland seem to have hit an icy impasse
Esposito claimed that Radek informed him that he felt pressure and that the alleged scandal could cost Reno her job.
CNN: Sources: Freeh asked Reno to recuse herself from Democratic fund-raising probe
Jurgen Melzer reached the final of the Memphis hard-court event on Saturday, beating Czech third seed Radek Stepanek 6-4 3-6 6-3.
Petra Kvitova, the defending Wimbledon champion, plans to play with fellow Czech Radek Stepanek, a strong singles player and a doubles expert.
WSJ: The Courtship of Serena Williams for Olympic Tennis Gold
As head of public integrity, Radek played a key role in recommending whether there should be an independent counsel on campaign finance.
CNN: Sources: Freeh asked Reno to recuse herself from Democratic fund-raising probe
Meanwhile, top seed Andy Roddick will play defending champion Radek Stepanek in Sunday's men's final at the Pat Rafter Arena.
Murray will play Radek Stepanek after the Czech beat American John Isner 6-4 6-7 6-3 in a showdown of the big servers.
During that conversation, Freeh told Reno he thought she and Radek had a conflict of interest and should remove themselves from the probe.
CNN: Sources: Freeh asked Reno to recuse herself from Democratic fund-raising probe
In the men's event, Czech second seed Radek Stepanek booked his last four place with a 7-6 6-1 win over American Wayne Odesnik.
Freeh then fired off a memo to Esposito informing him he had discussed the matter with Reno and recommended she and Radek recuse themselves.
CNN: Sources: Freeh asked Reno to recuse herself from Democratic fund-raising probe
Maik Taylor tipped over Marek Jankulovski's wind assisted free-kick before Radek Sirl's inswinging corner was headed just wide from eight yards by Radoslav Kovac.
Yan, ranked 465, stunned world number 30 Radek Stepanek in round one but Murray, who was given a first-round bye, proved far too strong.
QPR's Tamas Priskin curled an early chance over the bar and at the other end Jay Bothroyd saw goalkeeper Radek Cerny hold his low cross.
Also advancing were No. 22 Fernando Verdasco, No. 28 Marcos Baghdatis, the 2006 Australian Open runner-up, No. 31 Radek Stepanek and No. 32 Julien Benneteau.
Matt Moulson, Streit and Radek Martinek also scored for the Islanders, who bounced back from a 1-0 overtime loss to the New York Rangers on Saturday.
Radek Stepanek and Tomas Berdych sealed the Czech Republic's win over Croatia with a 6-1 6-3 6-4 victory over Marin Cilic and Lovro Zovko on Saturday.
Chinese wild card Bai Yan , ranked 465th in the world, set up a meeting with Andy Murray after upsetting world number 30 Radek Stepanek 6-4 6-4.
The Czech Republic are through to the quarterfinals after Tomas Berdych and Radek Stepanek beat Italy 's Daniele Bracciali and Potito Starace 6-3, 6-4, 6-2 in Ostrava.
Rangers were relying on the break and, when Darcheville stole into the box, only an excellent interception by Radek Sirl denied Ferguson an opportunity from close range.
Radek Sikorski, the foreign minister, who broke the news to the prime minister, Donald Tusk, this morning said that the head of government wept on hearing it.
ECONOMIST: Poland's President Lech Kaczynski dies in a plane crash
Though Poland was criticised by America for staying out of the air campaign in Libya, its foreign minister, Radek Sikorski, was the first to visit rebel-held Benghazi.
Radek Stepanek celebrated his first call-up to the Czech Republic's Davis Cup team with a straight sets win over compatriot Jiri Novak at the Milan Indoors event.
But Sunderland still had to wait until the 80th minute to get a first effort on target, Danny Collins' header forcing a smart low save from Radek Cerny.
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