Photo: Richard Drew/Getty Images On January 26, family members of 22-year-old Jabez Chakraborty called 911 when he started behaving erratically inside their Queens home. When police arrived, they said Chakraborty brandished a knife and advanced toward them, at which point they shot and wounded him. Chakraborty’s family was distraught and livid. They said they called 911 expecting a first responder trained in mental health, not the police, to attend to their schizophrenic son. In an initial