New Delhi, Feb 20 (ANI): Delhi Police arrested two more people on Friday apart from five others involved in leaking confidential papers from the petroleum ministry, said police commissioner BS Bassi. He said that the two others will be interrogated and further details will be provided thereafter. Bassi also said that the investigation is on in the case and that names of the companies involved can be exposed after detailed information. He also said that the documents will also have to be examined in consultation with the concerned officers regarding its confidentiality.