Electric vehicle roundup: 1) Audi (VLKAY.PK) halts plans to develop the R8 e-tron due to high...

|By:, SA News Editor

Electric vehicle roundup: 1) Audi (VLKAY.PK) halts plans to develop the R8 e-tron due to high costs. 2) Legal experts see dealer groups only having a slim chance to convince state judges to grant injunctions that will stop Tesla (TSLA +0.3%) from operating retail stores. 3) The Chevrolet Volt gets some publicity when President Obama reveals he took one for a spin on the grounds of the White House. 4) Toyota will introduce new hybrid Lexus models in the U.S. after 2012 YTD hybrid sales beat expectations.