Test driving with defiance

Eric Jackson and his wife, Loretta, pose with their new Tesla after picking it up at a Tesla service center and showroom in Eden Prairie, Minn., on April 10, 2014.

ST. JOSEPH - Eric Jackson struggles to contain his enthusiasm for the Tesla electric car.

"It's a game changer for the automotive industry and the energy industry. It's one of the greatest inventions of the 21st century," the Hastings, Minn., resident said in a phone interview.