Fisher opens the show with David Allen Lambert, Chief Genealogist of the New England Historic Genealogical Society and AmericanAncestors.org.  In "Family Histoire" news Fisher and David talk about two women, working the same shift at a Florida hospital, who have made a remarkable DNA discovery.  Hear what it is in the opening segment.  David then shares the recent discovery of an ancient settlement found beneath the remains of the one destroyed at Pompeii in 79 AD.  Listen to the podcast for the amazing details! David also talks about how your military ancestors are eligible for military tombstones from the government... both US and Canadian. Learn how to obtain one.  David also has a new "Tech Tip" and another free database from NEHGS!Fisher then visits with Alice and Jessica, two ladies who used DNA to solve a most remarkable mystery.  Were Alice's father and Jessica's grandfather really switched at birth?  Hear how the story developed over three years and how the breakthrough finally occurred.Fisher then visits with famed genetic genealogist CeCe Moore about her role in Alice and Jessica's case, and the information about key DNA markers that she shared with Alice.   That information encouraged Alice to continue in the right direction, that eventually led her to Jessica, and the answer to a century-old mystery!Tom Perry from TMCPlace.com then talks about "Build A Box," so you can use your wowy cell phone camera to take quality digital images of your antique heirloom photos.That's all this week on Extreme Genes, America's Family History Show!