New Delhi: Apna Punjab Media: A Delhi court today extended the judicial custody of Chief Minister Arvind Kejriwal till August 20 in a corruption case filed by the CBI in the alleged excise policy scam. Aam Aadmi Party supremo Kejriwal was produced in the court through video conference and Special Judge Kaveri Baweja extended his custody. The court may consider the supplementary charge sheet filed by CBI against Kejriwal on August 12.