Chief Minister Hemant Soren is still being interrogated by Enforcement Directorate officials in money laundering case linked to alleged illegal mining lease in Sahebganj.<br />''<br />''Chief Minister Mr. Soren reached the ED's office amid tight security arrangements today at around 12.30 in the afternoon. The central probe agency has prepared a list of more than 100 questions for questioning the Chief Minister in alleged mining scam of over 1000 crore rupees. A team of ED officers from Delhi have reached Ranchi.  <br />''<br />''The agency has already arrested Mr Soren's political aide Pankaj Mishra and two others – Bachhu Yadav and Prem Prakash – in this case.<br />''<br />''Security arrangements in the city has been tightened, while the district administration has imposed section 144 in the State Capital since morning.<br />''<br />'' Meanwhile, JMM supporters carried out procession against the central agency for questioning CM Soren in the alleged mining case.<br />''<br />'' Earlier, in the day Chief Minister Hemant Soren had addressed media at his residence before leaving for ED's office. Mr Soren has issued a letter after the conference giving the details of legal mining in the state. All cabinet ministers were present during the meeting.<br />''<br />