Looking back on the stand at Standing Rock - CNN

MUST WATCH

04:37

Looking back on the stand at Standing Rock

Updated 1656 GMT (0056 HKT) June 21, 2017

Cannonball, North Dakota (CNN)Full operations are underway on the Dakota Access Pipeline. The 1,872-mile crude oil transport system became a symbol of the fight over American climate policy when members of the Sioux tribe opposed the construction and set up camp at Standing Rock. We look back on the the fight against the pipeline during the coldest months of North Dakota winter.