A protestor is arrested by police as students demonstrate against the proposed Keystone XL pipeline in front of the White House in Washington on March 2, 2014. tudents from around the country gathered to oppose the tar sands oil pipeline from Canada, which they say is dangerous for the environment. US Secretary of State John Kerry is set to announce in the coming months whether the proposed $5.4 billion oil pipeline serves the national interest and will be constructed following years of confrontation between environmentalists and the oil industry.
