Swiss teacher Sylvia Abrahat (C), who was kidnapped in Yemen, is flanked by Swiss Ambassador in Qatar Martin Aeschbacher (L) and Qatar's Assistant Foreign Minister Ali Alhajri as she arrives at Doha International Airport in Doha after her release February 28, 2013. Abrahat was freed on Wednesday after she was held for almost a year since her abduction by tribesmen in Hodeidah province in western Yemen in April 2012. Aeschbacher thanked Qatar for mediating in the case as he received Abrahat at the airport. There are no further details on her release. REUTERS/Mohammed Dabbous (QATAR - Tags: CIVIL UNREST POLITICS)