What IS going wrong with the Elizabeth Line? Calls for Sadiq Khan to get a grip of TfL's £19bn flagship line that has been beset by problems - from 1 in 10 trains cancelled in a month to track faults and constant delays | Daily Mail Online

EXCLUSIVE: Elizabeth line disruption in London is now an almost daily occurrence, with reasons for delays ranging from track faults to broken trains and signalling issues to overhead cable problems.