(ANSA) - ROMA, 21 GIU - epa09290308 A Christie's employee
poses with Swiss tennis Roger Federer's racket used at the
London Olympics 2012 at the Christie's auction house, in London,
Britain, 21 June 2021. An online auction of parts of the Swiss
tennis player's equipment from various international tennis
tournaments will take place from 23 June until 14 July to raise
funds for the 'Roger Federer Foundation'. EPA/FACUNDO
ARRIZABALAGA (ANSA).