Lifestream will conduct a community blood drive on Tuesday, December 27, at Vons in Yucca Valley from 1 p.m. to 5 p.m. Donors with O-negative blood are especially needed. Donors will receive incentives. In addition, Lifestream now offers donors free cholesterol screening and a mini physical with every blood donation. For more information, call 800-TRY-GIVING.