Former secretary of state Hillary Clinton is expected to announce on Twitter her intention to run for US president. <br /><br /> Analysts say her focus on social media is an attempt to connect with young voters.<br /><br /> She lost her previous presidential run in 2008 to the current president, Barack Obama, partly because of his clever use of social media, according to analysts.<br /><br /> A New York newspaper reported that the announcement was expected on Sunday, however this has not been confirmed.<br /><br /> Clinton has reportedly signed a lease for a campaign headquarters in Brooklyn.<br /><br /> The wife of former President Bill Clinton is the frontrunner for the Democratic nomination.
