by President Gloria Macapagal Arroyo. He held that post until August 2004 when he was appointed Secretary of the Department of Environment and Natural Resources. In the 2004 presidential election, he served as the official campaign spokesperson of President Arroyo. After his tenure as DENR Secretary he was appointed Presidential Chief of Staff. He resigned that post on February 10, 2007, to campaign for a post in the senate. In June 2008 he was appointed head of Ninoy Aquino International Airport International Passenger Terminal 3 (NAIA-3) by virtue of the June 9, Executive Order No. 732 (creating the Presidential Task Force on the NAIA-3 that was "mandated to ensure the immediate opening and operation of Terminal III.") The order provides for the NAIA-3 opening based on decisions of the Supreme Court and applicable laws. On October 9, 2008, Defensor was named acting chairman of the Philippine National Railways (PNR). Senate candidacy Defensor was among the first to file for candidacy for the senate on February 12, 2007. He employed popular gossip show host Boy Abunda as his campaign manager. He was named to the TEAM Unity coalition backed by the Arroyo administration. However, he lost the race, placing 15th overall out of the 12 seats. Representative for Anakalusugan Denial of the franchise renewal of ABS-CBN Defensor is one of the vocal opponents against the franchise renewal of ABS-CBN, together with Sagip Party-list Rep. Rodante Marcoleta and Cavite Seventh District Rep. Jesus Crispin Remulla. He is one of the 70 congressmen who voted "yes" to "kill" (deny) the franchise renewal of ABS-CBN, in favor of the report from the Technical Working Group. After claiming continuous victory, Defensor inititiated an online forum via Zoom and streamed live on Facebook along with Marcoleta, Remulla, Yedda Romualdez, Journalie Payonan, Danilo Fernandez, Jonathan Sy-Alvarado, Inno Dy and Alfred delos Santos to discuss the fate of ABS-CBN. On July 18, 2020, they discussed the potential takeover of the ill-fated network due to alleged tampered torrens title, fine for the alleged illegal sale of ABS-CBN TV Plus for almost , and the total closure of Sky Cable as suggested by Rep. LRay Villafuerte. Meanwhile, pro-ABS-CBN advocate Christine Bersola-Babao slammed the forum and called the congresspersons as "evil", and Senate President Tito Sotto slammed the possible takeover of ABS-CBN by calling the compound as constitutionally protected. BTS sa Kongreso In January 2021, Defensor is announced to be part