The Americans with Disabilities Act, the federal law that seeks to ensure equal opportunity for those who live with physical and psychological disabilities, just reached its 20th birthday. The House of Representatives celebrated by altering the Speaker's rostrum to accommodate the wheelchair of Rep. Jim Langevin (D-RI) to allow him to preside, as other members can, the first time that any disabled member has presided over the House. Of course, Langevin is a 5-term Congressman, and one might legitimately ask what took so long. Still, it's progress. Here's a short report from MSNBC.