Guardian: The great-grandson of the oil tycoon John D Rockefeller has appeared to dash hopes of passing legislation backing the Keystone XL energy pipeline, as he became the final waverer to indicate he would vote no in a high-profile Senate showdown on Tuesday evening.
The last-minute opposition indicated by Jay Rockefeller, the outgoing senator for West Virginia, leaves backers of the bill one short of the 60 senators it needs to pass, and scrambling to change minds before a vote due at about 6.15pm....