For those interested, the Times article links to the paper: Ancient Wolf Genome Reveals an Early Divergence of Domestic Dog Ancestors and Admixture into High-Latitude Breeds
For whatever reason, I found the Telegraph story hard to follow. This one is much clearer: http://www.nytimes.com/2015/05/22/science/family-tree-of-dogs-and-wolves-is-found-to-split-earlier-than-thought.html?_r=0
For those interested, the Times article links to the paper: Ancient Wolf Genome Reveals an Early Divergence of Domestic Dog Ancestors and Admixture into High-Latitude Breeds