February 20, 2014 12:03 pm TWIB: Heat wave strains power grid Charles River Associates’ Christopher Russo discusses improving the Eastern Interconnection grid US & World Videos 4:16 Chilly Saturday after snowstorm in New England 2:02 Snowstorm causes delays and cancellations at Logan 3:33 Weather forecast: Snow moves out as cold settles in 2:19 Plans to relocate Boston students to Roslindale Community Center met with criticism 4:47 Winter weather impacts roads, delays flights ahead of holidays