Player Embed Code: <iframe width='500' height='300' scrolling='no' frameborder='0' style='border: none; overflow: hidden; width: 500px; height: 300px;' allowtransparency='true' src='https://www.dvidshub.net/video/embed/788309'></iframe> Download Embed Share House Subcommittee Hearing on Per- and Polyfluoroalkyl Substances Defense.gov March 24, 2021 | 02:00:01 Paul D. Cramer, principal deputy assistant secretary of defense for sustainment (installations), speaks to a House Armed Services subcommittee on the remediation and impact of per- and polyfluoroalkyl substances, March 24, 2021.