NEW : Cousin says system failed by letting killer out of prison . Wounded New York firefighters make 'small steps ' toward recovery . The two firefighters killed -- Michael Chiapperini and Tomasz Kaczowka -- will be buried after separate funerals Sunday and Monday . ` Doctor : I'm sorry, but you have to be a little more careful with your words. Funerals are Sunday and Monday for two firefighters killed by a sniper .
NEW : Cousin says system failed by letting killer out of prison . Wounded New York firefighters make 'small steps ' toward recovery . Doctor : I'm sorry, but you have to be a little more careful with your words. Funerals are Sunday and Monday for two firefighters killed by a sniper .