This Week's Most-Read Stories

The 2012 Toyota Prius Plug-in was one of the fastest-selling cars in the U.S. last month, according to our Fastest and Slowest Selling Cars post. The Prius Plug-in beat the Chevrolet Volt's and Nissan Leaf's sales, too. Continue reading to find out more, and make sure to check out our other top stories of the week:

1.  Top 10 Underappreciated Cars and Trucks 
2.  April's Fastest and Slowest Selling Cars 
3.  2013 Honda Accord Sedan Shrinks, Gets Plug-in Hybrid Model
4.  2013 Hyundai Elantra Sedan: What's Changed 
5.  2013 Toyota RAV4 EV: First Look