Janet Moore appeals the District Court’s 1 adverse grant of summary judgment in her employment-discrimination action against Wal-Mart Stores East, LP. After careful de novo review, see Murphy v. Mo. Dep’t of Corr., 372 F.3d 979, 982 (8th Cir. 2004), we affirm for the reasons explained by the District Court in its thorough opinion. Accordingly, we affirm the *111 judgment of the District Court. See 8th Cir. R. 47B.