Bollywood drug cartel: Filmmaker Madhu Mantena at NCB office after being summoned for questioning in drugs-related probe The NCB is probing every angle in the Bollywood drug cartel case. Submitted by Ektaa Kumaran on Wed, 09/23/2020 - 14:59 About Author Submitted by Ektaa Kumaran on Wed, 09/23/2020 - 14:59