In Surprise Move, Illinois Rep. Gutiérrez Won’t Seek Re-Election, Says He’ll Focus on Puerto Rico; As GOP Tax Plan Faces Senate Vote, Critics Say Bill Would Give Hundreds of Billions to Top 1 Percent; Graduate Students Plan Nationwide Walkouts Against GOP “Assault” On Post-Secondary Education; Cherokee Writer: Trump Pocahontas Slur Reflects Centuries of Colonial Violence Against Native Women; Native American Woman Olivia Lone Bear, Mother of 5, Missing in North Dakota Oil Fields.