PHOTO GALLERY: 07.24.12 Full and Subcommittee on Superfund, Toxics and Environmental Health joint hearing entitled, "Oversight of EPA Authorities and Actions to Control Exposures to Toxic Chemicals." July 24, 2012 - Permalink: https://www.epw.senate.gov/public/index.cfm/2012/7/gallery-e3db3a67-802a-23ad-4d6b-db61f81af3ba