In this undated but recent photo supplied Friday March 15, 2015, by the London Crossrail Project, showing archaeologists working on the UK’s largest infrastructure project, Crossrail, as they ... more 
In this undated but recent photo supplied Friday March 15, 2015, by the London Crossrail Project, showing archaeologists working on the UK’s largest infrastructure project, Crossrail, as they uncover an historical burial ground at Charterhouse Square, Farringdon in central London. Scientists were called in to investigate bones found during the digging of a new railway in central London, after uncovered 13 skeletons were found. The skeletons will be tested to see if they died from the Black Death plague which killed between 30 and 60 percent of the European population in the 14th century, and scientist hope to map the DNA signature of the plague bacteria. less 
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Yahoo News | Photo By HOPD / ASSOCIATED PRESS
Fri, Mar 15, 2013 11:00 AM EDT