Massachusetts has some of the highest energy costs in the country.  Infrastructure projects to improve the flow of natural gas thru West Roxbury and Weymouth are causing a great deal of anxiety among neighbors of the projects, which only require approval by the federal government.  Adam Reilly discusses the pros and cons of these projects with Weymouth Mayor Bob Hedlund (@senbobhedlund) and Stephen Leahy (@northeastgas), vice president of policy and analysis at the Northeast Gas Association.