The Black Keys bassist Richard Swift has died at the age of 41. The musician's death comes one month after revealing he had been suffering from a ?life-threatening condition.? Dan Auerbach, Swift?s bandmate in the Black Keys and the Arcs, took to Instagram to confirm the news saying ?Today the world lost of the most talented musicians I know. He?s now with his Mom and Sister,? ?I will miss you my friend.? According to Us Weekly, Swift?s representatives confirmed that he had been hospitalized due to a ?life-threatening condition? in March and was recovering in Tacoma, Washington.