A man walks past layers of election campaign posters in Manila, Philippines, Friday, May 6, 2016. Campaign materials can be seen in almost every corner of the city as the country as it gears up for the presidential elections on Monday. (Photo by Aaron Favila/AP Photo)





SWAT members of the Philippine National Police provide security to the campaign motorcade of presidential candidate Vice-president Jejomar Binay and congressman Manny Pacquiao, who is running for senator in Monday's national elections during their campaign rally in Navotas north of Manila, Philippines, Friday, May 6, 2016. Boxing star Manny Pacquiao pressed on with his campaign for a seat in the Philippine Senate despite a reported militant plot to kidnap him. (Photo by Bullit Marquez/AP Photo)





The campaign sortie of Presidential candidate Vice-president Jejomar Binay and Congressman Manny Pacquiao, who is running for senator in Monday's national elections, passes thru narrow streets in Navotas north of Manila, Philippines Friday, May 6, 2016. Binay is running fourth in the latest poll survey while Pacquiao is in the top five of the possible senators. The country will hold a national election on Monday to succeed President Benigno Aquino III with tough-talking Mayor Rodrigo Duterte leading among five presidential candidates in most surveys. (Photo by Bullit Marquez/AP Photo)





Presidential candidate Vice-president Jejomar Binay, center, and Congressman Manny Pacquiao, right, who is running for senator in Monday's national elections, throw souvenir t-shirts, candies and wrist bands to supporters during their campaign sortie in Navotas north of Manila, Philippines Friday, May 6, 2016. (Photo by Bullit Marquez/AP Photo)





Congressman Manny Pacquiao, left, who is running for senator in Monday's national elections, poses with Sen. Nancy Binay, the daughter of presidential candidate Jejomar Binay during their campaign rally, in Navotas north of Manila, Philippines, Friday, May 6, 2016. (Photo by Bullit Marquez/AP Photo)





Filipino boxer and Congressman Manny Pacquiao, on board a campaign float, who is running for senator in Monday's national elections throw souvenir t-shirts, candies and wrist bands to supporters during the campaign sortie with Presidential candidate Vice-president Jejomar Binay, in Navotas north of Manila, Philippines Friday, May 6, 2016. (Photo by Bullit Marquez/AP Photo)





Filipino boxer and Congressman Manny Pacquiao, who is running for senator in Monday's national elections, places a souvenir t-shirt and a wrist band in an inverted umbrella of a commuter during his campaign sortie with Presidential candidate Vice-president Jejomar Binay in Navotas north of Manila, Philippines Friday, May 6, 2016. (Photo by Bullit Marquez/AP Photo)





A father carries his children as they wait for the campaign motorcade of presidential candidate Vice-president Jejomar Binay and Filipino boxer and Congressman Manny Pacquiao, who is running for senator in Monday's national elections, to pass by during their campaign sortie in Navotas north of Manila, Philippines Friday, May 6, 2016. (Photo by Bullit Marquez/AP Photo)





People pick up souvenir t-shirts, candies and wrist bands, thrown to them by Presidential candidate Vice-president Jejomar Binay and Congressman Manny Pacquiao, who is running for senator in Monday's national elections, during their campaign sortie in Navotas north of Manila, Philippines Friday, May 6, 2016. (Photo by Bullit Marquez/AP Photo)





Filipino boxer and Congressman Manny Pacquiao, who is running for senator in Monday's national elections, throws souvenir t-shirts, candies and wrist bands to supporters during his campaign sortie with Presidential candidate Vice-president Jejomar Binay in Navotas north of Manila, Philippines Friday, May 6, 2016. (Photo by Bullit Marquez/AP Photo)





Geraldine Roman, a transgender congressional candidate, (C) is greeted by her supporters during a “Miting de Avance” (last political campaign rally) for the national election in Orani town, Bataan province, north of Manila in the Philippines May 6, 2016. (Photo by Romeo Ranoco/Reuters)





Geraldine Roman, a transgender congressional candidate, (C) walks past her supporters during a “Miting de Avance” (last political campaign rally) for the national election in Orani town, Bataan province, north of Manila in the Philippines May 6, 2016. (Photo by Romeo Ranoco/Reuters)





Geraldine Roman, a transgender congressional candidate, gestures at the crowd during a “Miting de Avance” (last political campaign rally) for the national election in Orani town, Bataan province, north of Manila in the Philippines May 6, 2016. (Photo by Romeo Ranoco/Reuters)





Presidential candidate Grace Poe waves to supporters during an election campaign in Pandi, Bulacan, Philippines May 6, 2016. (Photo by Ezra Acayan/Reuters)





Presidential candidate Grace Poe reacts as she is kissed by a supporter during election campaigning in Pandi, Bulacan, Philippines May 6, 2016. (Photo by Ezra Acayan/Reuters)





Presidential candidate Grace Poe shakes hands with supporters during an election campaign in Pandi, Bulacan in northern Philippines May 6, 2016. (Photo by Ezra Acayan/Reuters)





Presidential candidate Grace Poe holds a candle with other candidates and children as they pray during a final election campaign rally at Plaza Miranda, Manila in the Philippines May 7, 2016. (Photo by Erik De Castro/Reuters)





Filipino boxer and Senatorial candidate Manny Pacquiao throws election souvenir wrist bands and shirts to supporters during election campaigning in Malabon Metro Manila in the Philippines May 6, 2016. (Photo by Erik De Castro/Reuters)





Filipino boxer and Senatorial candidate Manny Pacquiao throws election souvenir wrist bands and shirts to supporters during election campaigning in Malabon Metro Manila in the Philippines May 6, 2016. (Photo by Erik De Castro/Reuters)





Supporters wave at the motorcade of Presidential candidate Jejomar Binay and Filipino boxer and Senatorial candidate Manny Pacquiao during election campaigning in Malabon Metro Manila in the Philippines May 6, 2016. (Photo by Erik De Castro/Reuters)





Supporters jostle for election souvenirs thrown by Filipino boxer and Senatorial candidate Manny Pacquiao during election campaigning in Malabon Metro Manila in the Philippines May 6, 2016. (Photo by Erik De Castro/Reuters)





Supporters of Filipino boxer and Senatorial candidate Manny Pacquiao, wait for election souvenirs thrown by Pacquiao during election campaigning in Malabon Metro Manila in the Philippines May 6, 2016. (Photo by Erik De Castro/Reuters)





Supporters cheer as a motorcade of Presidential candidate Jejomar Binay and Filipino boxer and Senatorial candidate Manny Pacquiao, passes by during election campaigning in Malabon Metro Manila in the Philippines May 6, 2016. (Photo by Erik De Castro/Reuters)





Supporters of Filipino boxer and Senatorial candidate Manny Pacquiao, jostle for souvenirs thrown by Pacquiao during election campaigning in Malabon Metro Manila in the Philippines May 6, 2016. (Photo by Erik De Castro/Reuters)





A motorcade of Presidential candidate Jejomar Binay and Filipino boxer and Senatorial candidate Manny Pacquiao passes by during election campaigning in Malabon Metro Manila in the Philippines May 6, 2016. (Photo by Erik De Castro/Reuters)