In this file photo, Anas al-Sarrari pushes his wheelchair in his home in Marib, Yemen in this July 29, 2018 photo. The activist was paralysed after being tortured in detention by Houthi rebels. AP
In this file photo, Anas al-Sarrari pushes his wheelchair in his home in Marib, Yemen in this July 29, 2018 photo. The activist was paralysed after being tortured in detention by Houthi rebels. AP

Yemeni soldier dies in Houthi detention as prisoner swap deal languishes