<span style="color: #222222;">In Kerala, a multi-storeyed building under construction at Knowledge City, Thamarassery in Kozhikode district collapsed around mid-day today.<br />''<br />''Initial reports said 15 construction workers sustained injuries in the mishap. Some workers have been admitted to the Kozhikode Medical College Hospital. Those engaged in the construction were mostly migrant labourers. Rescue operations are underway.</span><br />