In a THOROUGH essay format please answer the following question: Since policing is changing far more rapidly than it did a generation ago how can police executives best respond to, manage (doing things the right way, e.g., executing policies, processes, and procedures, etc.) and lead (doing the right things, e.g., not treating personnel as mere sources of action, building systems of relationships, etc.) the myriad of complex challenges, competing demands, and multiple priorities, e.g., expanded missions, new technologies, need for stronger partnerships with the community served and others, social media impacts, increasing cybercrime, workforce demographics, personnel management and organizational structures, etc.?