Dogs of all shapes and sizes put their best paw forward to impress judges at the Great American Dog Show in Tinley Park, Illinois.Footage by freelance video creator Craig Shimala shows handlers making last-minute grooming adjustments to near picture-perfect pooches, and dogs hustling through obstacle courses, or prancing in front of spectators.The dogs were on show at the Tinley Park Convention Center near Chicago from January 3-5. According to the Great American Dog Show’s website, the first dog show in America was held in Chicago in 1883. Credit: Craig Shimala via Storyful