This story was about how a grandfather and a child who loved to go fishing until the river water got polluted. I can infer that the family was happy, when their father saved the Chicago River because the water was dirty and no one could eat fish out of the water.
This glideshow shows how the story is played out in 4 slides.
This picture shows how the grandfather and child loved to go fishing.
This picture shows that the river is polluted. It also shows how they can't eat the fish or go fishing from the river.
The father was working on the river, and one night, the workers got rid of all the pollution in the river.
This picture shows how the water looks after all the pollution was out of the river.