Jon Tulmison, Died with Seal Team 6 in Afghanistan at Age 35, Here He is in a Video at His B-day Party Where he Says He is 38 Years Old. Seal Team 6 Lives. Here is a article about Jon Tulmison, it said he was 35 when he died with Seal Team 6 in Afghanistan.(13th paragraph) https://www.runnersworld.com/runners-stories/a20848835/a-navy-seal-becomes-more-inspiring-in-his-after-life/ Here is a video of Jon Tulmison at his B-day party where he says he is 38 years old. https://twitter.com/LieslSchoonraad/status/1335786173449564160