The accused Highland Park Fourth of July gunman painted a chilling mural of a smiley-face figure brandishing a rifle on the wall of his mom’s home, The Post learned Wednesday. It wasn’t immediately clear when Crimo painted the mural. Getty ImagesThis mural is painted on the back of the home where Robert E. “Bobby” Crimo III’s mom Denise lives in Highland Park. DANIEL WILLIAM MCKNIGHTRobert E. “Bobby” Crimo III’s mom Denise emerged from her Highland Park home Wednesday. The uncle, Paul Crimo, told Fox 32 that he last saw his nephew Sunday evening — hours before the bloodbath — and “saw no signs of trouble.
