“Long Knife” a documentary by investigative journalist Greg Palast tells how Koch Oil has continued the thievery of Osage Native Americans of their oil and poisoned their land long after the mass murder of Osage people exposed in “Killers of the Flower Moon”.  Green Cities Fund is a financial sponsor of the film.  The film trailer is here and more information can be found at www.palastinvestigativefund.org/longknife/