Oesophagus, stomach, colon and liver cancers said to claim more lives than breast cancer. A worrying increase of cancers of the digestive system has left experts puzzled with still no clear ...

D. Wayne Lukas trained 15 Triple Crown race winners, second-most in history. His horses earned more than $301 million, according to Churchill Downs.

A worrying increase of cancers of the digestive system has left experts puzzled with still no clear explanation for the surge.