Myanmar rebels say they downed helicopter, pro-junta official killed
AN ethnic rebel group in Myanmar said it had shot down a military helicopter yesterday as fighting in the country's northern and eastern frontier regions intensified following an army coup. Domestic media also reported that a junta-appointed local administrator had been stabbed to death in the main city, Yangon. Violence has spiralled since the February 1 coup, with at least 766 civilians reported killed by security forces and increasing confrontation with ethnic armies on Myanmar's fringes and junta opponents in the cities and countryside. The United Nations estimates that tens of thousands of civilians have fled their homes to escape…