Yemen’s warring sides fail to release prisoners

Thousands of Yemenis have been detained without cause, and some are forcibly disappeared without a trace.

Thousands of people have been jailed by the warring sides in Yemen.

A prisoner exchange was agreed to in Sweden three months ago but it hasn’t materialised.

And the relatives of those detained have once again called for the agreement to be honoured.

Al Jazeera’s Osama Bin Javaid reports.