Abby Williams and Libby German were found murdered in 2017 near Monon High Bridge in Delphi, Indiana. After years of uncertainty, suspect Richard Allen is finally on trial – but questions remain about key pieces of evidence that jurors will never hear.

DELPHI — The prosecution of Richard Allen took 58 minutes to present its closing arguments in the Carroll County Courthouse Thursday morning. Allen faces four charges, including two felony murder charges for killing Abigail Williams and Liberty German near the Monon High Bridge Trail in Delphi in February 2017.

Thursday is Day 18 in the trial of Delphi Murders suspect Richard Allen at the Carroll County Courthouse in Delphi. Allen, 52, is charged with murder and murder while committing or attempting to commit kidnapping in the deaths of 13-year-old Abigail "Abby" Williams and 14-year-old Liberty "Libby" German.

Both the prosecution and now the defense have rested in Richard Allen's murder trial in Delphi, Indiana, setting the stage for closing arguments Thursday.

Closing arguments wrapped up this afternoon. The jury received the case around 1:30 p.m., but jurors left without a verdict after about two hours of deliberation.

In the Delphi double murder trial, family members for the defendant Richard Allen took the stand Monday. The first set of rankings for the inaugural 12-team playoff will be released on Tuesday. Juan Soto is expected to decline the Yankees' qualifying offer,

The defense team's expert called into question the investigation by an Indiana State Police expert. Jordan Smith, Alex Martin and Jenny Porter Tilley

For the first time in the Delphi murders trial, family members of Richard Allen were called to the witness stand. Allen is charged with multiple counts of murder after teenage girls Abby Williams and Libby German vanished on Feb.

Vinnie Politan discusses testimony in the Delphi Murders Trial including what Richard Allen’s daughter said on the witness stand.