A gas leak on Weston Road in Wellesley is causing extensive traffic delays in the area of Route 9 at the Fells block today, according to a Wellesley Police alert.
National Grid crews are repairing the leak, which started yesterday. They have worked through the night.
There may be an odor of natural gas in the area until the leak has been fixed.
Police officers are on scene directing traffic.
Evan Allen can be reached at firstname.lastname@example.org