run through bismarck. you talk to people here, they're exhausted from the protests. exhausted from the media. yesterday the post office in downtown bismarck was shut down by riot police and protesters. there are people here who want this to be completed. >> cal, thank you. hundreds gathered near the white house yesterday to protest president trump's executive orders on those pipelines. more protests took part around the country, including a large rally in seattle. at the standing rock reservation, the center of the resistance, some tribal leaders say they were prepared for president trump's orders. >> it wasn't a surprise. we knew this was going to happen, and we've been preparing for it. you have to take an historical perspective of who we are. we've been resisting since point of contact. >> the chairman of standing rock, david archibald, thank you for your time. so i know that you are looking into limits of the executive