PoliticsState papers: Officials warned of risk European leaders would snub Irish summitBy Brian Hutton
PoliticsState papers: Government official considered putting armed military on Dublin-Belfast trainBy Alison Healy
AbroadChristmas goodbyes: ‘The hardest part is when you don’t have a date to meet again’By Shauna Bowers
USStabbings at rabbi’s home in New York ‘act of domestic terrorism’By Rebecca Liebson, Neil Vigdor, Michael Gold and Eliza Shapir
TV & RadioThe Trial of Christine Keeler: sex scandal told with the vigour of Confessions of a Window CleanerBy Peter Crawley