Nato summit begins amid growing tensions within the military bloc
A Nato summit to mark the founding of the 29-member defence alliance 70 years ago begins near London on Tuesday. The gathering is overshadowed by a bitter row between France and Turkey, and a continuing debate over money. We spoke to Kurt Volker a former US Ambassador to Nato about that debate.
(Picture: Kurt Volker, former US Ambassador to Nato. Credit: OLIVIER DOULIERY/AFP via Getty Images)