On 2 May I Corps commander General Lãm was summoned to Saigon for a meeting with President Nguyễn Văn Thiệu. He was relieved of command of I Corps and replaced by Lieutenant General Trưởng, commander of IV Corps and former commander of the 1st Division.[5]: 171 Trưởng's mission was to defend Huế, minimize further losses, and retake captured territory. Giai, who was to be made the scapegoat for the collapse, was placed under arrest on 5 May and tried for "desertion in the face of the enemy", and sentenced to five years in prison.[2]: 150