Estonia has requested a consultation with other Nato members after Russian warplanes violated its airspace on Friday morning. Russia issued a denial. But tensions have been escalating after Poland and Romania said Russian drones had breached their airspace. We'll hear from Estonia's ambassador to Britain.

Also, several European airports have reported delays and cancellations after a cyberattack, and Newshour's Lyse Doucet on her book that details the rise and fall of Afghanistan through the lens of a luxury hotel in Kabul.

(Photo: A photo published by the Swedish armed forces that it says shows a Russian fighter jet that violated Estonian airspace. Credit: Swedish Armed forces/Reuters)