Contemplating a Murray-McEnroe coaching partnership; more mailbag

Wednesday May 7th, 2014
John McEnroe has expressed interest in coaching Andy Murray, who split with Ivan Lendl in March.
Maddie Meyer/Getty Images

My attitude: If you have the capacity for accuracy, why not maximize it? Let the players issue as many challenges as they fit. Those abusing the system or challenging excessively will be exposed and deterred by the court of public opinion. And, as Fred notes, there is an irony that on clay, which doesn't use Hawk-Eye, appeals are limitless.

Rafael Nadal suffered two surprising losses in clay tournaments he has previously dominated.
Jean Catuffe/Getty Images

• You will have a hard time topping this for long-lost siblings.

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