Former jockey Lester Piggott, who had been hospitalised in Switzerland on May 22, is improving, daughter Maureen Haggas revealed at Haydock on Saturday. Now 86, the legendary reinsman and 11-time champion jockey has ridden nine G1 Derby winners. A member of the QIPCO British Champions Series Hall of Fame, the retired rider boasts 30 Classic victories among his 4,493 total winning rides. Haggas, who is married to Derby-winning trainer William Haggas, said, "I went to see him earlier in the week and he's improving, which is good news. He's much...