Desert Blood Services will conduct a community blood drive tomorrow, Saturday, June 7, at Walmart in Yucca Valley, from 11 to 3. Donors will receive incentives. In addition, Desert Blood Services now offers donors free cholesterol screening with every blood donation. All prospective donors should be free of infections or illness, weigh at least 110 pounds, and not be at risk for AIDS or hepatitis. To make an appointment to donate blood, call 877-827-4376.