Robert Morris said he saw children run onto the small back porch and heard someone scream, "Mommy, Mommy!"
Wilkinsburg shooting: Witnesses of deadly cookout ambush in Pennsylvania urged to come forward →
FDNY Capt. Robert Morris tells The New York Post (http://bit.ly/1oV3GC5 ) his team spotted Quinones through smoke, amid the rubble of the East Harlem blast site on March 12.
Survivor of deadly NYC explosion meets rescuers →