SIX people are in a critical condition and 27 people were injured after a fire at a Commonwealth Bank branch in Springvale in Melbourne’s southeast. Police said a man set himself alight after walking into the bank with a flammable accelerant, about 11.30am. Two men in their 20s, a man in his 60s, a man in his 70s, a woman in her 20s and another man were taken to the Alfred suffering serious burns. Ambulance Victoria said 21 other people — including a toddler and a person in their 80s — were treated for breathing problems and taken to hospital....