Man sings to 93 year old dying wife

My grandparents Laura and Howard have been married 73 years. In this video Howard is 92 and Laura is 93. Laura (Grandma) is at a hospice facility making peace with her final days. I was lucky enough to capture this precious, heartmelting moment between the two of them. Howard (Grandpa) is singing to her their love song, the song that comforted her when he went away to fight in World War II. At family gatherings, it was not uncommon for the two of them to sing this song together, each taking a verse and ser