Can you please analyze each of the following case (U.S. v. Charleston Area Medical Center (S.D. W. Va. 2:06-cv-0091, 02/06/06), U.S. v. Chiropractic Associates, Ltd. of South Dakota (D.S.D. 4:13-CV-04030-LLP, 04/08/13) and U.S. et al. v. Anthem, Inc. & Cigna Corp. (D.D.C. 1:16-cv-01493, 07/21/16) ) that describes the following:

1.A brief overview of the particulars of the case.

2.The impact of the case on the law and powerbrokers.

3.Concerns regarding the case in the role of a health care leader.