Muslim Rohingya refugees from Burma sit on a boat as they try to enter Bangladesh at the border town of Teknaf, June 13, 2012. The United Nations Refugee Office has called on Bangladesh to keep its borders open due to the rapid escalation of violence in Burma's Arakan state. Police try to help fire fighting in Sittwe, the capital of Arakan state in Burma. Clashes between Buddhist and Muslims continue around the state. Muslim residents carry their belongings as they evacuate their houses amid ongoing violence in Sittwe, capital of Burma's western state of Arakan, June 12, 2012. Dozens of people have been killed in a surge in sectarian violence in Burma, an official said on June 12, as international pressure grew for an end to the bloodshed. A man rests at a Buddhist monastery used as a collective shelter for people displaced by recent violence in Sittwe, Burma, June 13, 2012. Local residents taking refuge in a monastery compound in Sittwe, the capital of Arakan state, where sectarian violence continues to impact the public, June 13, 2012. Heavy rain Wednesday brought an uneasy calm to western Burma after five days of deadly sectarian strife, though residents said they were too afraid to sleep at ... night and faced food shortages. A resident walks through the smouldering remains of a burned house in Sittwe, capital of Burma's Arakan state on June 12, 2012. Arakanese refugees unload pumpkins at a monastery being used as a refugee camp in Sittwe, the capital of the western Arakan state, Burma, June 13, 2012. Members of Border Guard of Bangladesh stand guard by the river Naf as Muslim Rohingyas from Burma try to enter Bangladesh by boats at Teknaf, June 12, 2012. Soldiers stand guard amid ongoing violence in Sittwe, capital of Burma's Arakan state, on June 12, 2012. An Arakanese man holds homemade weapons as he walks in front of houses that were burned during fighting between Buddhist Arakanese and Muslim Rohingya communities in Sittwe, Burma, on June 10, 2012 Policemen stand guard as firemen work to extinguish a fire during fighting between Buddhist Arakanese and Muslim Rohingya communities in Sittwe in northwestern Burma on June 10, 2012 A Buddhist monk stands in the debris of burned houses still smoldering in Sittwe, Burma, on June 11, 2012 A Buddhist monk looks from a window behind a policeman during fighting between Buddhist Arakanese and Muslim Rohingya communities in Sittwe, Burma, on June 10, 2012 Buddhist women hold sharpened bamboo sticks as they guard their homes after fighting between Muslim and Buddhist communities in Sittwe, Burma, on June 9, 2012 Buddhist Arakanese people get water from a fire truck to extinguish fires set to their houses during fighting between their community and Muslim Rohingya in Sittwe, Burma, on June 10, 2012 A Muslim Rohingya woman, fleeing sectarian violence, cries on an intercepted boat trying to cross the Naf River into Bangladesh in Teknaf on June 11, 2012. Bangladeshi border guards and the coast guard pushed back eight boats carrying more than 300 Rohingya Muslims, mostly women and children, fleeing sectarian religious ... violence in Burma, a border guard said. Bangladesh has stepped up security along the border with Burma and in refugee camps where tens of thousands of Rohingya live MORE An elderly Arakanese woman carries a stick for protection during fighting between Buddhist Arakanese and Muslim Rohingya communities in Sittwe, Burma, on June 10, 2012 Arakanese people hold handmade spears while looking toward a fire burning in Sittwe, the capital city of the Arakan state in Burma, on June 11, 2012