Network Rail have said that their new five year plan will deliver 20% more seats during peak morning hours into London.
London Tonight spoke to Tim Shoveller, Managing Director of Network Rail, about the problems they will have to confront whilst carrying out the building work.
More top news
Clear tonight with temperatures falling quickly. Light winds and lows of 5C.
An elderly and vulnerable man is fighting for his life after being mugged while riding a mobility scooter.
The latest disruption on an increasingly delay-affected Underground system was on the Central line.