CNN 's Laura Flores was moved by a woman she saw covering a story . Katherine M. is raising her three grandchildren on food stamps and very little money . That 's when she went back to changing diapers and taking care of two young boys with small attention spans and big appetites . To make extra cash , Katherine collects aluminum cans on the streets of Harlem . How can you help ? Go to CNN.com / impact .
CNN 's Laura Flores was moved by a woman she saw covering a story . Katherine M. is raising her three grandchildren on food stamps and very little money . To make extra cash , Katherine collects aluminum cans on the streets of Harlem . How can you help ? Go to CNN.com / impact .