Sanguinetti, a former two-time ATP champion, most notably worked with former world No. 1 Dinara Safina and he also had stints with Vincent Spadea, Go Soeda and Brandon Nakashima. “We just did ...

There must be a higher purpose in Dinara Safina's life than serving as part of Serena Williams's fitness regimen (Safina has been her heavy bag, to borrow from the sweet science), or the object of ...