In an interview Thursday evening, Rep. Alexandria Ocasio-Cortez (D-N.Y.) called for a top tax rate of 70 percent, pushing a "Green New Deal" that she admitted is "radical." "You're talking about zero carbon emissions, no use of fossil fuels within 12 years?" CBS correspondent Anderson Cooper asked Ocasio-Cortez in an interview for 60 Minutes. "That is the goal," the newly minted Congresswoman admitted, calling her plan "ambitious." Cooper asked how such a plan could be possible, and Ocasio-Cortez said, "It's going to require a lot of rapid change that we don't even conceive as possible right now." She admitted that...