Nation

Follow PBS NewsHour’s complete coverage of U.S. news, reports and analysis.

Portrait by Anthony Berger/Wikimedia Commons. Professor Christopher Oakley says he has spotted President Abraham Lincoln in a 150-year-old photograph of the crowd at the Gettysburg Address, a discovery that could be one of the most significant in recreating…

.embed-container { position: relative; padding-bottom: 2.25%; padding-top: 30px; height: 0; overflow: hidden; max-width: 100%; height: auto; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; } Wednesday on the PBS NewsHour,…