John mcenroe: 'i would have liked to see borg playing longer'
tennis للاعب بيورن بورج - بيورن بورغ Björn Borg Björn Rune Borg رجل الجليد، بورغ المجمد
The best tennis players in history
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After Borg, at 26, announced his retirement, he grew estranged from the coach who had been a father figure to him. When Borg attempted a comeback nine years later, the tennis star chose to train not with Bergelin, but with Welsh martial-arts guru Ron Thatcher, also known as Tia Honsai.