Kolkata, Dec. 11 -- A key witness in a case against suspended Trinamool Congress (TMC) leader and local strongman Sheikh Shahjahan, was injured and his son and driver were killed when a truck hit their car on Basanti highway near Boyermari in North 24 Parganas while they were on their way to court on Wednesday morning, people aware of the developments said. The witness, Bholanath Ghosh was initially rushed to a rural hospital in Minakhan and later shifted to a private hospital in Kolkata . His younger son Satyajit Ghosh and the driver Sahanur Mollah were killed. The driver of the truck is absconding. "A case has been registered. Investigation is going on," said an officer of Nazat police station. Ghosh is a key witness in the case in which ...