Amber Smith reflected on her last moments with her and Granger Smith’s late son, River, on the first anniversary of his death.“One year ago today, we took our ‘honor walk’ as we walked behind our sweet son down the long hallway to the operating room,” the actress, 38, captioned a Saturday, June 6, Instagram slideshow of throwback photos. “River took his last breath in there, without his Mommy and Daddy.