example, social media websites may restrict hate speech to a larger degree than is required by US law, and may restrict harassment and verbal abuse. Restriction of hate speech and harassment on social media is the subject of debate in the US. For example, two perspectives include that online hate speech should be removed because it causes serious intimidation and harm, and that it shouldn't be removed because it's "better to know that there are bigots among us" than to have an inaccurate picture of the world. By corporations abroad Several U.S. corporations including Google, Yahoo!, Microsoft, and MySpace practice greater levels of self-censorship in some international versions of their online services. This is most notably the case in these corporations' dealings in China. In October 2011 US-based Blue Coat Systems of Sunnyvale, California acknowledged that Syria is using its devices to censor Web activity, a possible violation of US trade embargoes. Intellectual property A January 4, 2007 restraining order issued by U.S. District Court Judge Jack B. Weinstein forbade a large number of activists in the psychiatric survivors movement from posting links on their websites to ostensibly leaked documents which purportedly show that Eli Lilly and Company intentionally withheld information as to the lethal side-effects of Zyprexa. The Electronic Frontier Foundation appealed this as prior restraint on the right to link to and post documents, saying that citizen-journalists should have the same First Amendment rights as major media outlets. It was later held that the judgment was unenforceable, though First Amendment claims were rejected. In May 2011 and January 2012 the US seized the domains of the non-US websites of the non-US citizens Richard O'Dwyer and Kim Dotcom, and sought to extradite them to the US, accusing them of copyright infringement. In January 2015 details from the Sony Pictures Entertainment hack revealed the Motion Picture Association of America's lobbying of the United States International Trade Commission to mandate that US ISPs either at the internet transit or internet service provider level, implement IP address blocking of unauthorized file sharing as well as linking websites. Bay Area Rapid Transit (BART) cell phone service suspension On July 3, 2011, two officers of the Bay Area Rapid Transit (BART) Police shot and killed Charles Hill at Civic Center Station in San Francisco. On August 12, 2011, BART shut down cell phone services, including mobile Internet access, for three hours in an effort