you can also submit questions for rachel wheatley by email at rw hba tle @historians.org. and with, thanks to our speakers. let me turn the room over to. >> christian. it is my privilege to introduce our speaker sarah wagner and christmas. professor wagner is associate professor of an apology at george washington university he received a ba from dartmouth. a phd from harvard. her research focuses on post conflict national identity and forensic science in the wake of war. she's the author of to know where she lies, dna technology and the search for ships missing an ethnographic study of the forensic and memory practices in response to genocide published by the university of california press in 2008 and the co-author in the aftermath of genocide, published in 2014 by cambridge university press and today she will be speaking on her new book what remains: bringing america's missing home fromthe vietnam war published by harvard university press . sarah, the room is yours. >> thank you so much and first of all my thanks to christian, to eric and chris mcdermott for being here as

you can also submit questions to rachel wheatley by the e-mail at our w hta tle why at historians.orgd with that, thanks to our speakers, let me turn the zoom room over to eric. >> eric. strict thank you christian. it's my privilege to introduce our speaker this afternoon, and discuss her chris mcdermott professor of anthropology at the george washington university but she received a ba from dartmouth from the fletcher school of law and diplomacy and phd from harvard. her research focuses on post- conflict societies. : : i am getting used to zoom but i miss the opportunity to be together, to be in a room, have that response. very grateful, look forward to this discussion. i would like to begin with basic remarks. it might be helpful to share my screen in the presentation, this will set the scene. i hope we can all see one another. on a cool damp day in november of 2018, i went to the tomb of the unknown soldier at arlington national cemetery. in washington see, i knew the trip would be difficult, a journey across the memorial bridge, a structure built to connect the monument to the na