Undated handout picture released by the Norwegian Refugee Council (NRC) shows Norwegian aid worker Astrid Sehl in an unknown location

 
Undated handout picture released by the Norwegian Refugee Council (NRC) shows Norwegian aid worker Astrid Sehl in an unknown location
Undated handout picture released by the Norwegian Refugee Council (NRC) shows Norwegian aid worker Astrid Sehl in an unknown location. Somali and Kenyan troops rescued four foreign aid workers, Sehl amongst them, held hostage inside Somalia, three days after they were seized from a refugee camp in neighbouring Kenya, the armies said on July 2, 2102. REUTERS/Norwegian Refugee Council/Handout/NTB Scanpix