Designates July 15, 2018, as National Leiomyosarcoma Awareness Day and July 2018 as National Sarcoma Awareness Month. (Sarcoma is a malignant cancer that arises from certain tissues, such as bone or muscle. Leiomyosarcoma is a type of sarcoma that arises from smooth muscle tissue, most commonly originating in the uterus, stomach, intestine, or blood vessels.) Recognizes the challenges faced by sarcoma and leiomyosarcoma patients and commends the dedication of organizations, volunteers, researchers, and caregivers working to improve the quality of life of sarcoma and leiomyosarcoma patients and their families.