Eight teams will play knockout rounds in Spain, beginning on November 22 in Malaga, Spain
"I was lucky to get to compete against him in some of the biggest matches, in the biggest tournaments, on the biggest stages in our sport," said Andy Murray of Roger Federer.
The pair had an epic rivalry that spanned 50 matches and 19 finals.
Daniel Evans is top seed for next week's San Diego Open.
The 31-year-old former World No.4 is a mom now.
The longtime coach of Roger Federer talks about the humanity of the Swiss maestro
The Spaniard reflects on a career spent facing - and admiring - Federer.