New DNA testing linked a man named Billy Jack Lincks to the 1995 disappearance of Morgan Nick, the Alma Police Department announced Tuesday morning.Morgan Nick was six years old when she disappeared while playing near a Little League game in June 1995. Her case is the subject of a Hulu documentary series that focuses on the investigation.Years ago, lab technicians found blonde hair inside a pickup truck that had belonged to Billy Jack Lincks and resembled a truck seen near the scene of her disappearance. Technology did not allow the hair to be tested until recently.A lab in Texas tested the hair and compared it to DNA submitted by Colleen Nick, Morgan’s mother. They found that the hair belonged to either Colleen, one of her siblings, or one of her children.”We’ve reached a point where we can concentrate on one suspect,” Alma Police Chief Jeff Pointer said. Pointer asked people …