Blood Assurance is holding blood drives and bone marrow registrations in honor of Spenser Hill on Thursday, March 6 and Thursday, March 13 at Billy’s Restaurant, 2822 Nashville Highway, from 10:30 a.m. to 5:30 p.m. both days. Spenser is the son of Curtis Hill and Tonia Farmer, manager at Billy’s. He has been diagnosed with leukemia and is currently undergoing treatment at Vanderbilt Medical Center.