Reuters was unable to confirm the authenticity of the video, which showed a helicopter overhead as some protesters said police had used bean-bag guns in an effort to chase them out of the camp.
Federālā valdība ir divreiz lūgusi kompāniju brīvprātīgi apturēt cauruļvada izbūvi rezervāta tuvumā, kamēr varasiestādes izskatīs šo lietu.