Environmental science homework help

Read the following information about the water crisis in Flint Michigan:
http://www.cnn.com/2016/03/04/us/flint-water-crisis-fast-facts/index.html (Links to an external site.)
https://www.reuters.com/article/us-michigan-water/michigan-to-charge-states-top-medical-official-in-flint-water-deaths-idUSKBN1CE2AD (Links to an external site.)
Who were the key stakeholders who played a role in this tragedy? What ethical breaches were evident? What is the relationship between sustainable practices, environmental protection, and social responsibility?