In connection with the 1997 bomb-blasts, a Delhi court on Thursday extended the judicial custody of Lashkar-e-Taiba bomb expert Abdul Karim Tunda till November-13. Earlier Tunda, who was in police custody for questioning in connection with 37 bomb-blast cases across the country, was also sent to Hyderabad after state police demanded his custody in a 1998 case lodged in Nampally.