Transcript for Beloved cafeteria worker becomes US citizen
Finally tonight, "America strong." The proud cafeteria worker passing the test, welcomed with open arms. Reporter: It was a total surprise, and all these students lining the halls at prairie vale elementary school in Edmond, Oklahoma, were in on it. Celebrating their beloved cafeteria manager, yanet Lopez this week, who had just passed the test to become a U.S. Citizen. All the students give me hugs. Usa. It was exciting. I was crying like a baby, and the teachers were crying. Reporter: Originally from Cuba, Lopez and her family moved to the U.S. In 2016 to seek a better life. When I was a child, I have a dream, like say martin Luther king, right? My dream was to come here to this great country. Reporter: Making that dream a reality. Yanet, with her right hand on her heart, clutching the American flag in the other. I know everything about the United States. Constitution, presidents -- everything. It's amazing. I learned a lot of history, because I love this country. Reporter: And all those kids showing their love right back. The first to officially say, welcome home. It was really, really exciting. I feel really good with that. I feel the love. Great moment, and congratulations. Thanks to our ABC affiliate KOCO in Oklahoma City. I'm whit Johnson in New York. I'll see you on "Gma" in the morning. Linsey Davis will be back here tomorrow night. Good night.
This transcript has been automatically generated and may not be 100% accurate.