Twitter #Thatsafrican and #thingsdarkiessay hashtags after users complained that they found the hashtags offensive. There are allegations that Twitter removed #NaMOinHyd from the trending list and added an Indian National Congress-sponsored hashtag. There are numerous tools for adding content, monitoring content and conversations including Twitter's own TweetDeck, Salesforce.com, HootSuite, and Twitterfeed.com. , fewer than half of tweets posted were posted using the web user interface with most users using third-party applications (based on an analysis of 500 million tweets by Sysomos). In June 2009, after being criticized by Kanye West and sued by Tony La Russa over unauthorized accounts run by
Twitter usage neighbors) informed of their whereabouts and of the location of various fires minute by minute. Relief effort organizations are also using Twitter. The American Red Cross started using Twitter to exchange minute-by-minute information about local disasters including statistics and directions. During the 2008 Mumbai attacks, eyewitnesses sent an estimated 16 tweets every second. Twitter users on the ground helped compile a list of the dead and injured. In addition, users sent out vital information such as emergency phone numbers and the location of hospitals needing blood donations. CNN called this "the day that social media appeared to come of age"