Video shows the moment a wheel fell off an Air Canada plane.
Harry and Meghan thanked Canadian officials after they took a private six-week break in the Commonwealth country.
Criminals are said to be demanding cash after attacking the firm’s global computer network on New Year’s Eve.
TfL has lost between £500 million and £750 million in passenger revenue due to the delays.
The average fare rise across Britain is 2.7%.
The rise in ticket prices comes into effect on Thursday.
The trains were built using bus parts more than 30 years ago and were intended to be a cheap stop-gap solution to a lack of rolling stock.
Several recommendations have been made in a new report.
The aircraft, with 98 people on board, hit a two-storey building soon after takeoff.
Motorists were urged to take extra care and avoid driving into standing water.