![Two detained, CB-CID to probe Chennai train blasts Two detained, CB-CID to probe Chennai train blasts](http://www.saharasamay.com/pics/article/2014_05_01_12_35_07_blastchennai600B.jpg)
ANGLES UNDER PROBE: The police are probing all angles including whether the bomb was planted after the train entered the city railway station or elsewhere, a police official refusing to be identified said. The CB-CID sleuths who have already plunged into the probe have detained three coaches of the train, collected pellets found on the scene and other materials, sources said.