Dozens of patients have been evacuated from a maternity ward at Watford General Hospital after a potentially explosive gas leak.
Firefighters were called to the hospital at around 1pm when a leak was discovered in an Oxygen tank.
No injuries were reported and emergency services left the scene within 30 minutes.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here