every key juncture. it's right there in the center of st. peters as well. it symbolizes this in an unbroken tradition that goes back 1800 years in this city. it's uncontested. no other city claims the connection to peter that the city of rome does. >> but for centuries, physical evidence proving peter came to the eternal city illuded scholars. but in the 1940s, everything changes when beneath the vatican archaeologists discover the bones of an ancient man. for adults with advanced non-small cell lung cancer, previously treated with platinum-based chemotherapy, including those with an abnormal alk or egfr gene who've tried an fda-approved targeted therapy... this is big. a chance to live longer with opdivo (nivolumab). opdivo demonstrated longer life