A new MB is on showroom floors.
The NY Times article is overly fixated on the gas, er, accelerator petal, but accordingly, the new MB can get up to 100 miles per charge if the driver is not as fixated.
http://www.nytimes.com/2014/06/08/automobiles/autoreviews/electric-but-not-bragging-about-it.html?ref=todayspaper&_r=0
Speaking personally, i'm glad to see a wagon in the battery powered genre of cars.