A construction worker was rushed to the hospital this afternoon after being shocked at a Boston construction site, a fire official said.At about 1:45 p.m., an unidentified construction worker suffered an electric shock at a construction site on Longwood Avenue and was taken by ambulance to the Dana-Farber Cancer Institute, Boston Fire Department spokesman Steve MacDonald said.It is unclear whether the worker’s injuries were life-threatening, MacDonald said.Developing...