sentences:  In 2000, as a congressman, he was one of the public prosecutors during the impeachment trial of then President Joseph Estrada.The trial ended abruptly in January 2001 when the President was replaced by then-Vice President Gloria Macapagal Arroyo.Following 2004 election, he was hounded by vote-buying controversies after he promised barangay captains from the city of Iloilo to deliver 12-0 senatorial sweep for the administrations party in the midterm elections.