happen again? >> i do think it could happen again but i think that the importance realization that most of boston and most of the world is trying to come to, we can't live in fear, because living in fear just paralyzes us. if we lived in fear we would never run again. bill: do you think that day changed you? if you do, how did it change you? >> that day completely changed my view for me what it means to be a physician. it changed my perception and even my outlook what i want to do with my life. i am along a completely different path now than before the marathon. bill: today she is running her 11th boston marathon, with her father next to her just like last year. >> to me closure with what happened last year is still