Last November, a discussion in Sioux Falls about policies over the pledge of allegiance stirred up a heated national debate. In the aftermath, a South Dakota state representative says he’s going to introduce a bill that, if passed, will require all schools to make time for the pledge, although it won’t compel students to recite it. For today’s Dakota Digest, SDPB’s Victoria Wicks researches the sometimes dark history of these 31 words.