A high intensity blast has been reported outside the gate of Delhi High Court today. According to the sources, more than 20 persons have been injured in the blast. Police sources have not confirmed the number of persons injured in the blast. Investigations are on. The blast occurred at the gate no 5. of the Delhi High Court complex crowded with visitors seeking entry into the premises. Injured persons are being sent to Safdarjung Hospital and Dr. Ram Manohar Lohia Hospital. Ambulances and Fire tenders have been rushed to the blast site. More details are awaited.