Four security guards for the Network of Students and People for Reform of Thailand were shot in a drive-by attack around 3:30 a.m. local time. Witnesses reported M-16 assault rifles were used by the men who were driving a gold or bronze Toyota sedan. One of the guards died from his injuries.
An investigation is under way.
On Monday, anti-government protest leader and former Deputy Prime Minister Suthep Thaugsuban rallied for continued demonstrations and a mass shutdown of the captial in the new year: "Bring your clothes, food and necessities for our victory may take months. Bangkok residents should clear their work before the New Year. We will shut down and occupy Bangkok a few days after the New Year. We won’t leave even a single inch to let people in the Thaksin regime to abuse us."
Anti-government protests, led by the opposition Democrat Party, have been on-going since November. Protestors are calling for the removal of the prime minister, whom they accuse of acting on behalf of her brother, ousted former Prime Minister Thaksin Shinawatra.