Unidentified gunmen shot and killed two people, including a UNICEF pediatrician, and wounded three others early Sunday as they sat at a cafe in northern Somalia, a UNICEF spokesman said.

Dr. Martinka Pumpalova, 51, a Bulgarian national, was killed instantly when three men in battle fatigues approached the table where she sat with four companions and opened fire, UNICEF spokesman John Usher said.Another man at the table, believed to be a Somali doctor, was also killed.