Roger Federer's inspirational former coach died in a car crash on his honeymoon in 2002.
Nearly two decades on, Federer still gets emotional when he talks about Peter Carter.
The Greatest Of All Time": Roger Federer Announces Retirement, Here's How The World Reacted
ROGER FEDERER ANNOUNCED HIS UPCOMING RETIREMENTS, AFTER THIS YEARS LEVER CUP.
Federer said that his body had effectively told him it was time to bring the curtain down
"I've worked hard to return to full competitive form," he wrote
"But I also know my body's capacities and limits, and its message to me lately has been clear.