The Delhi High Court on Tuesday issued notice to Delhi Chief Minister Arvind Kejriwal and five other AAP leaders in a defamation suit filed by Finance Minister Arun Jaitley.The court sought replies from Kejriwal, Kumar Vishwas, Raghav Chadha, Ashutosh, Sanjay Singh and Deepak Bajpai by February 5, 2016.Jaitley has sought Rs.10 crore in damages following the AAP leaders' statements on alleged Delhi and District Cricket Association irregularities.Jaitley also filed a criminal defamation complaint in a Patiala House court, saying that the statements of these leaders would cause rreversible damage" to his reputation. Jaitley headed the DDCA for 13 years till 2013. Kejriwal has demanded that Jaitley must resign or be removed as union minister to enable free and fair probe into the DDCA issue.