Sharon Hodgson, Labour's shadow children's minister, said David Cameron had created a "childcare crisis".
She said: "On his watch, we've seen costs spiral, support for families cut back and over 400 children's centres close."
More top news
Some of the best stories from the past week on itv.com/london. Got a story? Email us at firstname.lastname@example.org
Paul Clement says he's had the perfect apprenticeship. Soon it will be time to graduate.
The puppy was taken to the RSPCA’s centre in Potters Bar where an X Ray revealed her spine was severely damaged.