(CNN) -- Second seed Andy Roddick is forced to retire with an ankle injury during the first set of his Queen's Club semifinal against fellow-American James Blake, meaning he misses out on a final showdown against British top seed Andy Murray. Andy Roddick feels his ankle injury before retiring from his semifinal against fellow-American James Blake. Roddick, who was bidding for a record fifth title at the London grass-court tournament, injured his right ankle when he slipped at the back of the court in the fourth game of the first set. He eventually called for treatment three games later and resumed only after having his ankle and foot heavily bandaged.
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Andy Roddick forced to retire from his Queen's Club semifinal with ankle injury
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The injury means fellow-American James Blake will face Andy Murray in final
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Murray secures his place with a straight sets victory over Juan Carlos Ferrero
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