Republican Mitt Romney says his pledge to make the US energy independent by 2020 is not 'some pie in the sky' idea. Romney appeared in New Mexico to discuss what aides cast as a plan that would result in more than $1 trillion in revenue.

Republican Mitt Romney says his pledge to make the US energy independent by 2020 is not 'some pie in the sky' idea. Romney appeared in New Mexico to discuss what aides cast as a plan that would result in more than $1 trillion in revenue.