After nominating new State, Treasury and Defense secretaries for his second term, President Obama today named three new picks for cabinet officials: Gina McCarthy for the Environmental Protection Agency (EPA), Ernest Moniz for the Department of Energy (DOE), and Sylvia Burwell for the Office of Management and Budget (OMB). The following is a brief look at the three candidates.EPA: McCarthy is currently the assistant administrator for air pollution at the EPA. She and current Deputy Administrator Bob Perciasepe were the two leading candidates to replace former EPA chief Lisa Jackson, but McCarthy may have gotten the final nod because of the email scandal surrounding both Jackson and Perciasepe. McCarthy has been the head of the clean air o...