Yemeni warring parties agree to prisoner swap: U.N. special envoy

U.N. envoy to Yemen Martin Griffiths is seen during his departure at Sanaa airport, Yemen December 4, 2018. REUTERS/Mohamed al-Sayaghi

By Aziz El Yaakoubi

STOCKHOLM (Reuters) - Yemen's warring parties have agreed to a prisoner swap that will allow thousands of families to be reunited, United Nations special envoy Martin Griffiths said in Sweden on Thursday.

(Reporting by Alexander Cornwell; Editing by Kevin Liffey)