yes , knew that helmet and that mantle , because it was a fire fighter 's garb , and he was lying by the pool , sprawled on the icy cold flagstones , his chest burning , his arms and legs aching , and it was a fireman bending over him , clapping the plastic oxygen mask to his face and squeezing the bag beside him , a fireman with a face just like his dad 's face , and the man said again : 'that 's it , son , breathe ! '