Column: She walks around the South Loop yarn bombing benches, trees and bike racks. It started as whimsical fun, but now it’s for a good cause.

CHICAGO -- Bike rails and trees have been looking a lot more colorful thanks to a resident in Chicago's South Loop. Valerie Sherman has taken her crocheting skills to the streets in what she calls ...

This Chicago artist is taking her crocheting skills to the streets in what she calls "yarn bombing." ...