Elijah Zarlin, who worked for Barack Obama’s presidential campaign in 2008 in fundraising, was arrested on Monday during the ongoing protests at the White House in opposition to approval of the Keystone XL pipeline, which would carry tar sands crude from Alberta, Canada to the Gulf Coast of America. He soon won’t be alone. More than 100 Obama staffers from the 2008 campaign plan to join the protests and risk arrest on Thursday