Monday rush hour gets underway on the Tube (Picture: Getty Images)
The Monday morning rush hour is off to a sticky start after delays on the London Underground and at Heathrow Airport.
Northern line was hit by delays this morning after an obstruction on the track.
It caused severe delays between Camden Town and High Barnet which was sincedowngraded to minor delays.
The rest of the Tube has good service as rush hour gets underway.
Elsewhere, some flights have been delayed at Heathrow Airport, although travellers have been spared any cancellations.