GANGSTER and Mumbai serial blasts mastermind Dawood Ibrahim’s brother Iqbal Kaskar has been taken into custody by the Narcotics Control Bureau (NCB) in a drugs case, the agency said on Wednesday. According to NCB, during the investigation of a drugs case, the agency obtained some important clues in relation to the underworld linked with the terror funding. “During questioning of the accused in the matter, some links were found related to Dawood Ibrahim’s brother Iqbal Kaskar. Kaskar has been taken into custody,” it said.