Six people died after one of the two towers of a 11-storey under-construction building collapsed near Chennai on Saturday. (See pics) The incident occurred at Moulivakkam near Porur, about 20 km from Chennai. 23 people have been rescued so far and the injured are being admitted to the Ramachandra Medical College and Hospital for treatment. Around 22 people are still feared trapped under the debris of the residential building. Chennai police Commissioner S George told NDTV, "The National Disaster...