All I can say is just listen to her on wha happened! Don't let your mind play tricks on you. You may never know the whol truth but don't let your emmotions control your reaction. Suprise her and just be there for and listen. She is probably expecting something else!
Tim
my story http://www.divorcebusting.com/ubbthreads/showflat.php?Cat=&Number=1049617&page=&view=&sb=5&o=&fpart=1&vc=1