Key TakeawaysDollar Tree shares rose Wednesday morning after the company's third-quarter results beat estimates.The discount retailer is progressing in its strategic review of options for the Family Dollar brand.Dollar Tree also announced the planned departure of CFO Jeff Davis. Dollar Tree (DLTR) shares rose Wednesday morning after the discount retailer reported better-than-expected third-quarter results. Dollar Tree recorded $7.57 billion in revenue and $233.3 million in net income, up from $7.31 billion ...