Police have released a description of a man who allegedly broke into a Greenwood apartment over the weekend and sexually assaulted a woman for several hours. The incident took place at the Ashmore Trace apartment complex starting about 4 a.m. Sunday. The victim said the suspect held a knife to her throat and threatened to hurt her and her children if she screamed. The suspect was described as a white male in his 30s with a mustache and goatee. He has tattoos of bricks down one arm and possibly a "tiger tail" tattoo on his lower leg.