Richard Allen is accused of killing 13-year-old Abigail Williams and 14-year-old Liberty German on an Indiana trail in 2017.
Seven years after Libby German and Abby Williams were killed, the trial continues for the man accused of murdering them.
Day 7 of the Delphi murder trial began with long technical explanations of ammunition found at the crime scene and a pistol owned by suspect Richard Allen.