(http://media.il.edmunds-media.com/bmw/m5/ns/bmw_m5_f34_ns_40411_196.jpg) BMW releases the first official images and a few details on the fourth-generation M5 sedan, which makes its public debut later this month at the 2011 Shanghai Auto Show.
Source: BMW Concept M5 Unveiled (http://www.insideline.com:80/bmw/m5/bmw-concept-m5-unveiled.html)