:09-cv-80469-KAM Document 13 Entered on FLSD Docket 05/06/2009 Page 5 of 29 Jane Doe II v. Epstein, et al. Page 5 the principles articulated in Colorado River Water Conserv. Dist. v. United States, 424 U.S. 800, 96 S.Ct. 1236, 47 L.Ed.2d 483 (1976) and Moses H. Cone Memorial How. v. Mercury Constr. 460 U.S. 1, 103 S.Ct