Can you please help me elaborate an answer that further explains this problem with relevant references?

Officer Smith is responding to a call of shots fired with no further information. It is 2 a.m., and in a high-crime neighborhood. Upon arrival at the location, Officer Smith and his backup officer see several teens who see the officers and immediately start to run away. How do you react in this situation and why?

Include in your response:

A. The Constitutional rights and legal issues that may be involved?

B. What other factors or information might emerge that could alter the course of your action in this scenario