; (B) to improve forensic examinations and collection; (C) to identify problems or obstacles in the prosecution of domestic violence or sexual abuse; and (D) to meet other needs or carry out other activities required to prevent, treat, and improve prosecutions of domestic violence and sexual abuse. (2) Report Not later than 2 years after the date of enactment of the Indian Healthcare Improvement Act of 2017 , the Secretary shall submit to the Committee on Indian Affairs of the Senate and the Committee on Natural Resources of the House of Representatives a report that describes, with respect to the matters described in paragraph (1), the improvements made and needed, problems or obstacles identified, and costs necessary to address the problems or obstacles, and any other recommendations that the Secretary determines to be appropriate. 715. Behavioral health research (a) In general The Secretary, in consultation with appropriate Federal agencies, shall make grants to, or enter into contracts with, Indian tribes, tribal organizations, and urban Indian organizations or enter into contracts with, or make grants to appropriate institutions for, the conduct of research on the incidence and prevalence of behavioral health problems among Indians served by the Service, Indian tribes, or tribal organizations and among Indians in urban areas. Research priorities under this section shall include— (1) the multifactorial causes of Indian youth suicide, including— (A) protective and risk factors and scientific data that identifies those factors; and (B) the effects of loss of cultural identity and the development of scientific data on those effects; (2) the interrelationship and interdependence of behavioral health problems with alcoholism and other substance abuse, suicide, homicides, other injuries, and the incidence of family violence