(Newscore) - GRAYSLAKE, Ill. -- Two Illinois parents were in police custody  Tuesday after heroin and hypodermic needles were found in their three-year-old  son's crib, the Chicago Tribune reported. Officers in Grayslake, Ill., about 50 miles north of Chicago, went to the  home of 27-year-old Jason Tomblin and 23-year-old Ashley Merz on June 7 to  arrest Tomblin on a warrant.