Chicago officials have been dealing with some unexpected calls lately. Yesterdayâ€”for the second time this monthâ€”an alligator was spotted
swimming in the Chicago River. Back in 2001, Charlie Wheelan headed out to learn about how city was dealing with a more common nuisanceâ€”rats. Before Al Sanchez was convicted of bribery and patronage, he was the Commissioner of Chicago's Department of Streets and Sanitation – which put him at the head of the rat hunt. Charlie hit the streets with Sanchez and Josie Cruz, the then-general superintendent of rodent control. Here are some excerpts of that search.