Everywhere you looked Saturday, from Parker High School past the Smithfield Library to Legion Field, you saw them. They were men hard at work on a hot July morning. Painting at the school. Picking up trash on Graymont Avenue. Mowing and weed-eating along Rev. Abraham Woods Jr. Boulevard. They were UAB football players, coaches and staffers of the 2018 Conference USA champions, about 100 of them, trading their green jerseys and polos for red T-shirts, volunteering in the large