Senator-elect WIN Gatchalian takes oath at the Amphitheater of the Valenzuela City People’s Park in Brgy. Karuhatan, Valenzuela City, June 30, 2016. The oath was administered by Poblacion barangay captain John Arenas and witnessed by the senator’s family, brother City Mayor REX Gatchalian, mother Dee Ting – Gatchalian and aunt Elvira Ting. Sen. Gatchalian also took his oath before Mandaluyong City Mayor Benjamin “Benhur” Abalos Jr at the Mandaluyong City Hall last June 28.