National Journal: A spokesman for the Clinton campaign confirmed to National Journal that Clinton's tweet indicates that she opposes all Arctic offshore oil-drilling.
Her announcement drew quick criticism from Jeb Bush, one of the major candidates for the GOP presidential nomination, a sign that energy policy will be a political battleground in the 2016 election.
"Wrong," Bush said on Twitter in response to Clinton. "Being more-anti energy than Obama is extreme. We should embrace energy revolution to lower prices...