Senate President Sherwin Gatchalian (left) and presiding officer Sen. Francis Escudero lead the impeachment trial of Vice President Sara Duterte. (File photo by NIÑO JESUS ORBETA /

Week 1 ends in Sara Duterte Senate impeachment trial as prosecutors rely on video evidence of alleged threats against President Marcos and top officials.

National Bureau of Investigation (NBI) Regional Director Atty. Jeremy Lotoc answers questions from the House prosecution panel on Day 4 of Vice President Sara Duterte's…