MANILA, Feb. 27 -- The Senate Committee on Public Order and Dangerous Drugs is set to issue a subpoena against Police Major Allan de Castro and his driver for failing to show up on Tuesday in the panel's inquiry on the sudden disappearance of beauty queen Catherine Camilon more than four months ago.

At the opening of the inquiry, panel chair Senator Ronald "Bato" de la Rosa was informed that De Castro sent a letter expressing his regret to attend because he was attending to his pregnant wife.

"Sigurado ako (I am sure) Senator [Raffy] Tulfo will move for the issuance of subpoena. If you are listening right now Major De Castro, you should come here. Hindi 'yan rason na buntis ang asawa mo (Your wife being pregnant is not a valid reason),"...