the 28th of june, 2005, when that helicopter was shot down and three of my men were killed on the ground. 19 men lost their lives. vice admiral joe mcguire was head of s.e.a.l. training at time. you would have to go back to world war ii to have had one day where we experienced that many casualties at one time. mcguire says the entire s.e.a.l. community was devastated. it s a community marcus latrell and his twin brother decided they wanted to be part of when they were still teenagers. he had it in his head this is what we re going to do. it s going to be great, man. we can jump out of airplanes, shoot guns and blow stuff up. we get to scuba dive and there s an 80% chance we re going to die. i was like sign me up, man. marcus latrell became an s.e.a.l. at the age of 25 and says receiving the special force insignia was the proudest accomplishment of his life. do you remember when you got the tri dent put on yourselves?