A Thai judge shot himself in the chest in front of a packed court after acquitting several murder suspects and decrying the kingdom's judicial system in an impassioned speech broadcast on Facebook Live.Critics say Thailand's courts often work in favour of the rich and powerful, while delivering swift and harsh sentences on ordinary people for minor offences. But it is virtually unheard of for judges to criticise the system.Kanakorn Pianchana, a judge at Yala court in the he