When elderly veteran Charles Mowbray came to her primary school to talk about his experience in World War II, Leanna Morris wondered why he didn't bring his medals earned for bravery. He only brought pictures of medals. When she learned it was because the government forgot to send them, she felt moved to do something about it.

A few weeks ago, she wrote a long letter to her senator, Barbara Mikulski, asking her to please get those missing medals to the old soldier soon.

This week, unbeknownst to Leanna or Charles, there was an assembly planned — because, unbeknownst to Leanna and Charles, the letter worked.

(WATCH the video below, or READ the story from CBS's Steve Hartman)