28 Mar 2006 17:33:36 GMT Source: Reuters MITROVICA, Serbia and Montenegro, March 28 (Reuters) - A Serb man was stabbed in the flashpoint town of Mitrovica in Kosovo on Tuesday and hundreds of Serbs gathered at the scene to demonstrate, hospital officials and witnesses said. The 19-year-old Serbwas "seriously wounded" when he was stabbed in the stomach, hospital director Milan Ivanovic told Reuters. Witnesses said he was attacked on the main bridge by two men who had crossed from the mainly Albanian south. Mitrovica, in the north of Serbia's United Nations-run province, has been divided at the river between Serbs...