Options are she or her.
We were please to read about her winning...
In this case, we need to use "her." "She" and "her" are both gender specific pronouns. However, "she" is a subjective pronoun. This means that it can replace a noun in a sentence. "Her" is a possessive noun and can function as the possessive of "she" or the object of a verb and preposition. In this sentence we need to use "her" because she possesss the place on the ticket.