The Elizabeth line was meant to be open from 2018, but it may not be ready until 2021. We find out why Crossrail is running so late.
Subscribe to BBC London here: https://bit.ly/2Gd18gB
Check out BBC London for more: https://bbc.in/2JssOge
Like us on Facebook: https://bit.ly/2fz7mZ3
Follow us on Instagram: https://bit.ly/316TfR2
Follow us on Twitter: https://bit.ly/2DOhFWq