Hillary Clinton, the US Secretary of State, is in Myanmar - the first visit by a senior US diplomat in 50 years.<br /><br />During her two-day visit, Clinton has met President Thein Sein and Aung San Suu Kyi, Myanmar's opposition leader.<br /><br />Clinton urged the Myanmar government to release all political prisoners and to break its military ties with North Korea for a possible end to US sanctions on the country. <br /><br />Rosiland Jordon reports.