the look on the students faces said it all. sharing the simplest of life lessons. how to tie a tie. how to play the trumpet. and sometimes, just offering an ear. hi, david. reporter: in the seventh grade, he told us it inspired him. it was pretty special. a one in a lifetime experience. reporter: he met so many fathers, like assistant chief of police jason rodriguez, right there with sixth grader james cruz. when i walked in the room, words could not describe the feeling that came over me. it was absolutely a life-changing event. reporter: jameel tucker, a volunteer dad, too. your young men need us, and it s our time to pay it forward. reporter: which is exactly what they did. we love this story. and those messages they sent us today. thank you for watching here tonight. i m david muir. i hope to see you right back here tomorrow. good night. over a dozen dead and many more missing.