(CBS-Chicago) — March 30 – The warmest day of the year so far brings hundreds of mischievous teens to Michigan Avenue. Police are calling it “mob action.”

559005_536732246350313_1240580401_nCBS 2 is learning about multiple incidents in at least four different locations along the Magnificent Mile and in the Gold Coast, yielding a slew of arrests.

Many innocent shoppers and tourists became caught in the middle of a very chaotic situation. Hundreds of teens littered Michigan Avenue and State Street near Chicago.

Read more about this “wilding” mob here: