SENATE INQUIRY ON ALLEGED PORK BARREL FUND SCAM: Blue Ribbon Committee chair Teofisto “TG” Guingona III quizzes Benhur Luy, principal witness in the alleged P10 billion pork barrel fund scam, on the transactions entered into by some legislators and Janet Lim-Napolos. Also in photo are Senate President Franklin Drilon and Sen. Paolo Bam Aquino IV. (PRIB Photo by Albert Calvelo/September 12, 2013).