Keystone XL activists to press Obama again to block oil pipeline

Environmental groups to hold rally at White House on Sunday after president promised to make climate change a priority Environmental groups will step up the pressure on Barack Obama to act on climate change in his second term, with a rally Sunday at the White House against the Keystone XL tar sands pipeline. Activists are pressing Obama to deliver early on his promise – renewed at his first White House press conference – to make climate change a personal priority of his second term...