No further talks between leaders of the RailMaritime and Transport (RMT) union and London Underground leaders have beenarranged, raising the threat of disruption to Tube services next week.
Earlier this week RMT officials said its members will walk out at 4pm on Tuesday until the same time on Friday.
More top news
Support for new parents has faced deep cuts in recent years - and some social workers warn it could lead to a rise in forced adoption.
Theresa May and Donald Trump will meet for talks at the World Economic Forum next week in Davos, in the Swiss Alps, Downing Street has said.
Cameras caught planes having a rough ride coming into land, after days of storms across northern Europe which left nine people dead.