; and (B) in clause (iii), by striking and public or private mental health organizations and inserting , public or private mental health organizations, and local law enforcement agencies, to improve the coordination of services and to identify, respond to, and prevent threats to the safety of students and school personnel ; (2) in subparagraph (O), by striking and at the end; (3) by redesignating subparagraph (P) as subparagraph (R); and (4) by inserting after subparagraph (O) the following: (P) reducing the ratio of students to counselors to improve the ability of schools to address the needs of students through the recruiting and hiring of school-based mental health services providers, as defined in section 4102(6); (Q) developing and implementing professional development that is evidence-based (to the extent the State, in consultation with local educational agencies in the State, determines that such evidence is reasonably available) for teachers, specialized instructional support personnel, principals, school leaders, and other school personnel in violence prevention, mental health awareness, threat de-escalation methods, and positive behavioral interventions and supports, and supporting bullying and harassment prevention programs, and other similar programs designed to reduce and prevent school violence and improve the school climate for all students; and .