Manila, June 24 -- House of Representatives prosecutors on Wednesday filed a manifestation before the Senate Impeachment Court seeking the adoption of four additional pre-trial measures that they said would help ensure an orderly, transparent, and efficient impeachment trial of Vice President Sara Duterte.

In a pleading titled "Manifestation with Proposal on Certain Additional Pre-Trial Matters," the prosecution panel asked the Court to allow the use of Filipino and English during proceedings; require advance disclosure of witnesses; permit both public and private prosecutors to examine witnesses; and open a sealed Bureau of Internal Revenue (BIR) records box currently under the Court's custody.

The filing forms part of the ongoing pre...