A real estate developer and his associate were injured in an attack, allegedly by a gang of extortionists, at Sonarpur in <g data-gr-id="18" style="color: #3b3b3b; font-size: 11px;">South</g> 24 Parganas district on Saturday evening.
Police sources said the builder Sukanta Mondal and his companion Gopal Mondal were hospitalised after being hit with revolver butt by the gang, reportedly led by one Munna Pandey from Kasba area.
Sukanta, who was also seriously beaten up, claimed to the police and neighbours that the gang also fired one round but none was hit.
The gang, which came on a <g data-gr-id="15">motor cycle</g>, escaped when neighbours rushed on hearing the commotion, police said.
The building was coming up at ward no 3 in Rajpur-Sonarpur Municipality area.
The labourers at the site told the police the gang first came to the spot and demanded money and on being refused threatened them.