Chicago has a lot of great things to offer. It's super windy, freezing in the winter, scorching in the summer, the homicide rate is off the charts, and there are legions of rats roaming the streets. At least the deep-dish pizza is good! To solve the rat issue, Chicago has decided to release a ninja-army of 1,000 feral cats: Yep, Chicago was named "rattiest city" by pest-control group Orkin for the sixth year in a row.