Bengaluru Buildings collapse: At least seven people were killed and many people are feared to be trapped in the rubble after 4 buildings collapsed in the Karnataka capital on Monday, according to ANI News. The incident happened this morning in Ejipura area after a portion of the buildings collapsed. The rescue operation is on. It has been learnt that cylinder blast triggered the collapse, ANI reported. Development Minister K J George has announced a compensation of Rs 5 lakh each to next of kin of the deceased and Rs 50,000 to injured. The Karnataka government has decided to adopt the girl whose parents died and will take care of all her expenses, George said. Karnataka Home Minister Ramalinga Reddy said that 6 people were killed out of which 5 people were residents of the building and one was a neighbour.\u00a0 Reddy, who visited the spot, told reporters that the building belonged to one Gunesh. Gunesh had rented the building to four families, he added. "Two families were residing in the ground floor while one was on the first floor. Kalavathi and Ravichandran were in the first floor. They died on the spot while two children sustained injuries. They are safe. In the ground floor, members of two families might have been trapped," the minister said. Bengaluru Mayor R Sampath Raj said four families were residing in the building. The Karnataka government has decided to adopt the girl whose parents died and will take care of all her expenses, said Eye-witnesses said the blast took place at around 7 a.m. They said a noise of the blast was heard and the 20 year-old building was reduced to rubble. Personnel of the Fire brigade and National Disaster Response Force, who rushed to the spot, recovered the bodies including that of two women. Two of the deceased have been identified as Kalavathi (68) and Ravichandran (30), according to PTI reports.\u00a0 Two children, who were rescued from the debris were out of danger, police said. Watch this video #WATCH: Girl child rescued from Ejipura building collapse site in Bengaluru. Her parents died in the incident,govt has decided to adopt her. pic.twitter.com\/jZcI1VHAf5 \u2014 ANI (@ANI) October 16, 2017 At least 40 fire-fighters and NDRF personnel were carrying out rescue operation. While clearing debris to pull out those trapped in the building, three fire-fighters were injured as a wall fell on them, police said adding they had been shifted to a nearby hospital.