Seventeenth-century couple left US cancer legacy 12:14 02 January 2008 NewScientist.com news service Reuters and New Scientist staff A married couple who sailed to America from England around 1630 may be the ancestors of thousands of people in the US at higher risk of a hereditary form of colon cancer who are alive today, researchers said on Wednesday. US scientists traced a so-called founder genetic mutation found among two large families currently living in Utah and New York to the couple. Cancer researchers at the Huntsman Cancer Institute in Utah say thousands of people across the country may have the...