Gary Sinise, known for playing Lt. Dan Taylor in "Forrest Gump" revealed the news of his 33year old son Mac' Sinise's death on social media, which referred followers to a lengthy letter he wrote in his son's memory, on the Gary Sinise Foundation's website.
Mac's battle began in 2018 when he was diagnosed with a rare form of cancer known as Chordoma , a cruel affliction that affects only a handful of individuals each year. Despite the odds, Mac faced this formidable foe with courage and determination.