DeWine said investigators continued to gather evidence with a focus on preparing for future court proceedings instead of making arrests prematurely.
The final piece of evidence came in at the end of October, and the results of evidence testing were ready about Nov. 7.
Officials met with the Rhoden family before Tuesday's news conference to let them know what was going on.
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“We kept telling them, we will solve this case; this case will be solved,” DeWine said. “I can’t tell you when, but it will be solved. We are not leaving Pike County till we have this resolved.”