<span style="color: #222222;">A Delhi court has extended the interim protection from arrest granted to former Union Minister P. Chidambaram and his son Karti in the Aircel-Maxis scam case till March 8. </span><br />'' <br />'' <span style="color: #222222;">Earlier, the court had extended the interim protection till February 18. The Enforcement Directorate (ED) had sought Chidambaram's custodial interrogation, saying that he has not been cooperating with the investigation. </span><br />'' <br />'' <span style="color: #222222;">Meanwhile, Karti Chidambaram has been asked by the ED to appear before it on March 5th, 6th, 7th and 12th for questioning in the case. The case, filed by the CBI and the ED relates to alleged irregularities in grant of Foreign Investment Promotion Board (FIPB) approval in the Aircel-Maxis deal.</span><br />''  <br />