negotiated rulemaking. In 1996, representatives from FMCS facilitated an ADR process in Minnesota regarding land use issues in the Boundary Waters Canoe Area Wilderness (BWCAW) and in Voyageurs National Park (VNP). In addition to agreements reached on the BWCAW, the mediation team also announced agreements on strategies to handle problems in the park having to do with public safety, improved Park Service consultation with local people, and other issues. In 1997, representatives from FMCS mediated negotiations between United Parcel Service and the International Brotherhood of Teamsters. It required three weeks of mediation to an end the largest national strike in two decades. In June 2002, representatives from FMCS facilitated National Institute of Standards and Technology (NIST) discussions in New York City regarding the scope of the subsequent building and fire safety investigation following the Sept. 11, 2001 terrorist attacks. The meetings, which were conducted over the course of five sessions, featured more than 30 speakers, many of whom had family members and friends who were killed in the collapse of the World Trade Center towers. The impact of FMCS’ role was a successful discussion which provided important data for NIST's assessment and investigation. Representatives of the FMCS mediated negotiations between the National Football League and the National Football League Players Association in contract talks in February 2011. In November 2012, the National Hockey League and National Hockey League Players Association agreed to submit their negotiations to the FMCS in an effort to resolve the 2012 NHL lockout. In December 2015, representatives from FMCS facilitated a regulatory negotiations process with the US Department of Energy involving industry, labor groups, and environmentalists to help produce the biggest energy savings standards in US history. In 2015, representatives of the FMCS mediated negotiations and agreement between the International Longshore and Warehouse Union (ILWU) and the Pacific Maritime Association covering operations at 29 U.S. ports on the Pacific coast. Subsequently, an extension to the contract was announced in with a July 1, 2022 expiration date. In February 2019, representatives of the FMCS mediated negotiations and agreement between the Denver Classroom Teachers Association and Denver Public School District, ending not only “the first teachers' strike in Denver in 25 years -- it concludes 15 months of sometimes acrimonious negotiations.” From January to April 2019, FMCS facilitated regulatory negotiations meetings with the Department of Education. The meetings proposed changes/new regulations for the Federal Student Aid programs authorized