British rock band The Who are to say their final goodbye to North America this summer.

ROANOKE, Va. - A Carilion Clinic doctor tells 10 News about country music star Drake White's rare brain condition, which sent White to the hospital during a concert in Roanoke on Friday. On Wednesday, he told fans he has a rare condition called arteriovenous malformation (AVM). It involves a cluster of blood vessels and limits blood from getting to the brain. Carilion Clinic endovascular neurosurgeon Dr. John Entwistle said the condition is extremely rare. AVM can be dangerous if the blood vessels rupture.