Dollar Tree, Inc. DLTR shares are trading lower after the company reported worse-than-expected second-quarter financial results and cut the outlook.The discount variety stores chain reported an adjusted EPS of $0.67, missing the consensus of$1.04, and down 26.4% year over year.Goldman Sachs analyst Kate McShane reiterated the Buy rating on the stock, with a price forecast of $145.Following the results, the analyst has expressed doubts regarding several aspects: the comparative performance at Family Dollar, ...