NEW : President Obama signs the Tribal Law and Order Act . NEW : Chief comforts rape victim who breaks down while comforting him . The new law limits law enforcement powers of tribal governments . Lisa Marie Iyotte of the Rosebud Sioux Tribe wept openly in describing the assault in 1994 by an attacker who was later convicted of another rape , but never prosecuted for the crime against Iyotte . Statistics : One in three Native American women are raped .
NEW : President Obama signs the Tribal Law and Order Act . NEW : Chief comforts rape victim who breaks down while comforting him . The new law limits law enforcement powers of tribal governments . Statistics : One in three Native American women are raped .