Indiana State Police will release new evidence in the case of Abigail Williams and Libby German, today.
Fourteen-year-old Liberty German and 13-year-old Abigail Williams were found dead on February 14, a day after they vanished while hiking.
Indiana State Police released a cell phone photo and audio recording of a person they believe to be the suspect.
It's been more than five months since the girls' bodies were found on a trail near the Monon High Bridge.
Breakthrough: The Indiana State Police on Monday released the composite sketch on the left showing the main suspect in the killings of two teenage girls.
The person depicted in the composite sketch is described as a white male between 5 foot 6 and 5 foot 10 inches tall, weighing 180 to 220 pounds, with reddish brown hair, eye color unknown.
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DiNardo's social media posts showed the 20 year old retaining an avid interest in hunting, fishing and Air Jordan sneakers. Weintraub emphasized that while authorities have focused on DiNardo, "this investigation is still wide open".
Other details about the deaths, including how the girls were killed or a possible motive, have not been released. The man was also captured in a photograph wearing blue jeans with a blue coat and a hoodie.
Investigators are asking the public to study the man's facial features and contact them with any information on him.
Investigators released two grainy images in late February of a man they consider the main suspect in the killings.
A $230,000 reward is being offered by authorities for information into the murders.
Anyone with information may call the tip line at 844-459-5786 and may remain anonymous.