The discovery was made in a wooded area around Van Cortlandt Park and the Major Deegan Expressway.
16 of the City's pools have received makeovers in the past three years.
A woman from the Bronx was arraigned on charges she killed her two toddlers - letting them slowly die of internal injuries while in her care.
The three flyers were found in Van Cortlandt Park. They urge American and European men to "defend" the area from blacks and Muslims.
