The San Fransisco Board of Supervisors failed to override Mayor Ed Lee vetoed a bill today that would have increased the fees paid by developers to improve the transit system with in the city. The bill which initially passed in a 6-5 vote would have raised the the Transportation sustainability fee by two dollars a square foot on new commercial developments generating an additional 2.4 million dollars a year as well as a one time $30 million dollar boost. Today before the meeting Supervisor John Avalos was joined on the steps of city hall by leaders of transit unions and various activist groups urged the board of supervisors to override the mayors veto. Pacifica's Mike Kohn reports from San Fransisco city hall.