Article continues below advertisementJill Biden's ex-husband, Bill Stevenson, is in the midst of a tragic situation after his wife was pronounced dead at their Delaware home on Sunday night, December 28.Linda Stevenson was found unresponsive by police after cops were called to the residence for a domestic dispute, New Castle County Police revealed to TMZ. She was 64.Law enforcement officials said they were dispatched to the home in Oak Hill at around 11:15 p.m. ET and discovered Linda in the living room.