At least four people died and five others were injured after an under-construction gate of a college collapsed at Sirajganj's Tarash upazila this afternoon. A gate of M Mansur Ali College at Gulta Bazar in the upazila broke down around 3:00pm, our Pabna correspondent reports quoting Md Moniruzzaman, chairman of the upazila. Three of the deceased were identified as Tozam Ali