LUCKNOW, Aug. 5 -- A special CBI court in Lucknow on Tuesday sentenced a former assistant divisional signal and telecommunication engineer of North Central Railway to four years of rigorous imprisonment in a decade-old bribery case after finding him guilty of demanding and accepting illegal gratification from a contractor. The court also imposed a fine of Rs.20,000 on the accused, Girijesh Kumar Gaur, who was posted in Banda at the time of the offence....