finally tonight on this international women s day, america strong. the little girl and the big star. what he did to make her dream come true. reporter: 9-year-old riley morrison loves playing basketball, and she loves watching golden state warrior steph curry. he s a really good ball handler. i hope to be as good as him when i m older. reporter: so naturally she wanted the same shoes curry wears on the court. the ultimate upgrade. reporter: but when she went to the under armour web site and looked for the curry 5s only boys sizes came up. riley telling espn there weren t any on the girls net. i was disappointed. boys aren t any better than girls. there s no difference. she looked at me and she goes, dad that s not fair. i said hey why don t you write a letter to him? reporter: and that s exactly what riley did. dear stephen curry, i m 9 years old. i m from napa, california and i m a big fan of yours. reporter: well, that letter reached curry who usually makes amaz