(June 24, 2020, 7:38 AM EDT) -- SACRAMENTO, Calif. — Dollar Tree Stores Inc. created a public nuisance and engaged in unfair business practices in violation of California law by failing to properly provide safety equipment, cleaning products and training to employees in response to the novel coronavirus pandemic, an employee alleges in a class complaint filed June 10 in a California state court (Kiyana Esco, et al. v. Dollar Tree Stores, Inc., et al., No. 2020-00280479-CV, Calif. Super., Sacramento Co.)....