News bites: Exxon spill sparks Keystone attacks, Tesla offers lease plan, and more

CNN reports that Arkansas’ attorney general has opened a probe of the accident.

Bloomberg reports that Tesla Motors is adding lease-style financing for its pricey Model S electric sedan.

The move is “intended to broaden sales of the sedan as the maker of electric cars led by billionaire Elon Musk seeks to build on the company’s first quarterly profit,” Bloomberg reports.

The Wall Street Journal looks at the prospect of the U.S. exporting crude oil, a notion that was "unthinkable" a few years ago.

The Seattle Times has an update on battles over plans to export coal from ports in the Pacific Northwest.

“The Sierra Club and four other environmental groups Tuesday said they intend to file a federal lawsuit to force BNSF Railway and six coal companies to better contain the coal being shipped in open-topped train cars,” the paper reports.