But Brandon Denny proved doctors wrong . NEW : Homeland security chief joins survivors , local officials , others at memorial service . ` ` It looked like I 'd hit a car , '' said Daniel Gordon , 17 , who was about 7 miles from the site . Teen , killed by bomb at 18 months old , moves on with life , rarely asks , ` ` Why me ? '' Two other victims share sense of justice , aim to make a difference with their lives .
NEW : Homeland security chief joins survivors , local officials , others at memorial service . ` ` It looked like I 'd hit a car , '' said Daniel Gordon , 17 , who was about 7 miles from the site . Teen , killed by bomb at 18 months old , moves on with life , rarely asks , ` ` Why me ? '' Two other victims share sense of justice , aim to make a difference with their lives .