ROCKDALE, Ill. (WLS) -- Illinois State Police released a sketch of a man suspected in the sex assault of a jogger on a bike trail between Joliet and Rockdale.The alleged attack occurred along the Illinois & Michigan Canal State Trail between South Brandon Road and South Larkin Avenue around 10:30 a.m. Sunday.Police said the suspect reportedly jumped out of the bushes and threatened the victim with a knife before sexually assaulting her.The suspect was described as a Hispanic male with a heavy accent in his late 20s to early 30s. He is described as being between 5-feet-8-inches and five-feet-10-inches tall. He was wearing dark sweatpants, a white t-shirt and a long sleeved orange shirt.Anyone with information is asked to call Illinois State Police at 847-722-2865.