Team Europe have won the first two matches at the inaugural Laver Cup against Team World on Friday.
John McEnroe feels the new Laver Cup pitting Europe's top players against the rest of the world might finally inspire a reform to the format of the Davis Cup.
Johanna Konta has lost her first match since a shock first-round exit at the US Open.
Great Britain will kick off their 2018 Davis Cup campaign with a tough-looking World Group first-round away tie against Spain.
New parent Serena Williams has thanked her own mother for being her role model.
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