NEWSPhotos: Presidential candidates address Native American panel in Sioux CityErin BormettSioux Falls Argus LeaderPresidential candidate Julian Castro speaks with Native American panelists at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Tuesday, August 20, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderMarcella LeBeau, elder in the Cheyenne River Sioux tribe, asks the first question of the Frank LaMere Native American Presidential Forum to presidential candidate Marianne Williamson from the audience on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderMembers of the audience wear brightly colored skirts in the front row at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderElizabeth Warren addresses a question about veteran care at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderBernie Sanders makes his opening remarks at a podium at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Tuesday, August 20, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderA child uses her mother's phone to take a picture of Bernie Sanders on a projector screen at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Tuesday, August 20, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderElizabeth Warren answers questions from seven Native American panelists at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderPresidential candidate Marianne Williamson waves to the crowd at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderCheyenne River Sioux Tribe member Robin LeBeau listens to Representative Deb Haaland speak at the Frank LaMere Native American Presidential Forum on Monday, August 19, at the Orpheum in Sioux City. LeBeau wore a red bandanna reading "Native Women, Missing and Murdered."Erin Bormett / Argus LeaderBernie Sanders listens to a panelist describe how climate change has disproportionately affected native populations at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Tuesday, August 20, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderPresidential candidate Julian Castro wears a button that reads "every native vote counts" at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Tuesday, August 20, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderIn this file photo, Representative Deb Haaland (D-NM) speaks before endorsing and introducing presidential candidate Elizabeth Warren at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, 2019 at the Orpheum in Sioux City.Erin Bormett / Argus LeaderBernie Sanders answers questions at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Tuesday, August 20, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderElizabeth Warren addresses the audience, saying "I am sorry for harm I have caused. I have listened and I have learned a lot, and I am grateful for the many conversations that weÕve had together,Ó at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderAudience members applaud for Elizabeth Warren during the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderFeathers hand from a stage decoration at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderJulian Castro responds to a question from a Native American panelist at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Tuesday, August 20, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderAttendees at the Frank LaMere Native American Presidential Forum record candidates' conversations with panelists on their phones on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderMarianne Williamson answers questions from Native American panelists at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderManape LaMere, Oceti Sakowin/Ho-chunk, wears feathers in his hair while attending the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus LeaderElizabeth Warren answers questions from Native American panelists at the Frank LaMere Native American Presidential Forum hosted by Four Directions on Monday, August 19, at the Orpheum in Sioux City.Erin Bormett / Argus Leader