Lakas-NUCD-UMDP Party. She was elected with more than 15 million votes, rendering her the highest number of votes in that year's election and becoming the second woman to top a Philippine senatorial election. Upon Legarda filing her candidacy as senator in late 1997, Tina Monzon-Palma who came from rival ABC (now TV5) and was the anchor of The Big News, transferred to ABS-CBN in order to replace her on The World Tonight at the same time and joining Angelo Castro, Jr. in order to run the latter for this election. In 1999, the newscast was replaced by Pulso: Aksyon Balita on ABS-CBN and was moved to the ABS-CBN News Channel, where it has aired since. During her first six years in the Senate, Legarda authored legislation benefiting women's and children's rights, such as the Anti-Domestic Violence Act which seeks to uphold and protect the basic human rights of women and their children, the Anti-Child Labor law which limits the employment of children below 15 years old, the Anti-Trafficking in Persons Act which aims to protect victims of human trafficking, the Ecological Solid Waste Management Law which created the National Solid Waste Management Commission, and the Tropical Fabric Law. She also authored the Eid'ul Fitr Holiday Law, Overseas Absentee Voting Act of 2003, and the Philippine Ear Research Institute Act. Legarda was named as one of the "Global Leaders for Tomorrow" by the World Economic Forum in Davos, Switzerland in 2000, and was awarded by the United Nations Environmental Program (UNEP) in Turin, Italy, for her work on the environment in 2001. Legarda played a role in the 2000–01 impeachment trial of Joseph Estrada that sparked the Second EDSA Revolution, voting to examine the envelope containing evidence of alleged corruption of the Estrada administration. She was later chosen to be the Senate's Majority Floor Leader from 2001 to 2004, becoming the first woman to hold the position. 2004 vice presidential bid In 2003, Legarda left Lakas–CMD (after Gloria Macapagal Arroyo broke her pledge not to run again for president) and joined the Koalisyon ng Nagkakaisang Pilipino coalition of Fernando Poe, Jr. as an Independent during the 2004 elections. She lost the election to Noli de Castro, the running mate of Arroyo, under a narrow margin of 3.9%. On January 18, 2008, in a 21-page resolution, penned by Senior Justice Leonardo Quisumbing, the Supreme Court of the Philippines, acting as the Presidential