Manila, April 14 -- A self-confessed former "bagman" of Vice President Sara Duterte on Tuesday identified a Pharmally-linked figure, a former presidential adviser, and foreign businessmen as alleged sources of funding for her 2022 campaign.

Ramil Madriaga, a key resource person in the ongoing impeachment proceedings against the Vice President, made the claims in a sworn affidavit detailing how funds were allegedly raised and used to support Duterte's candidacy.

In his affidavit, Madriaga said he helped establish a support group called "Inday Sara is My President" (ISIP), which he claimed was used to organize and finance Duterte's presidential bid before she eventually ran for vice president.

He alleged that funding for ISIP came from "...