Railway Minister Dinesh Trivedi on Wednesday assured to direct personal attention into probing the causes behind the railway accident near Arakkonam town of Tamil Nadu. At least 7 people were killed and over 70 injured in a collision between two trains near Arakkonam on Tuesday. The collision took place when a local train from Chennai Beach to Vellore collided with the rear of the stationary passenger train from Arakkonam to Vellore. The minister also announced an exgratia of Rs 5 lakh for the next of the kin of those who were killed in the rail mishap. Trivedi said Rs 1 lakh would be given to those grievously injured and Rs 25,000 for those who suffered simple injuries.