Bastards. They couldn't tell the truth and say that they were doing this just for the convention. Of course people were going to challenge it. At least they've stopped, but it still pisses me off that they even started, and their whole attitude about it. From The Boston Globe:
Despite vows to continue random bag-screening after the Democratic National Convention, no searches have been conducted on the MBTA since the convention ended late last month, and officials privately acknowledge that there are no plans to reinstate the controversial, first-in-the-nation policy anytime soon.