On Sunday, national Police launched a search of the rio Guadalquivir in Sevilla to try and locate 22 year old María Isabel Sierra, a resident of Coria del Río, who disappeared on Thursday. The search has been concentrated on the area between Coria and Puebla del Río.
María Isabel Sierra has not been seen since Thursday when she went to visit her partner in Puebla de Río. At the time of her disappearance, she was carrying her passport and mobile phone and was wearing a white jacket, baggy jeans and a coloured sneakers.
The family remain hopeful that she will be found but say that after four days, nothing can be ruled out.