National Bureau of Investigation Director Melvin Matibag, Laguna 1st District Rep. Ann Matibag, and former lawmaker Mike Defensor. — File photos

[Updated June 25, 2026, 6:36 p.m.]

MANILA, Philippines — National Bureau of Investigation (NBI) Director Melvin Matibag on Thursday challenged former lawmaker Mike Defensor to file a case against his wife, Laguna 1st District Rep. Ann Matibag, if he has evidence of her supposed involvement in flood control project corruption.

Matibag said this after Defensor, on Wednesday, alleged that Ann Matibag is involved in corruption in billions of pesos worth of flood control projects in San Pedro, Laguna.

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