Red line train metrics for February 3rd and 4th, 2014. Groups from left to right represent delay from Alewife to Braintree/Ashmont (gray), entrances (green), exits (blue), and delay from Braintree/Ashmont to Alewife (gray). Each column represents a stop. Mouse over a location in the grid for more information. Press together to show all metrics for a stop side by side.