New Delhi, Oct. 17 -- Former Congress MP Sajjan Kumar has approached the Delhi High Court challenging his conviction in the murder of a father and son in Saraswati Vihar during the 1984 anti-Sikh riots.

The case relates to the killing of Jaswant Singh, 50, and his son Tarundeep Singh, 18, on November 1, 1984. The riots, which followed Prime Minister Indira Gandhi's assassination by her Sikh bodyguards on October 31, 1984, claimed at least 2,800 lives in Delhi alone.

The trial court convicted Kumar on February 12 for instigating a mob to kill the two and sentenced him to life imprisonment on February 25. The court noted systemic failures that allowed Kumar to evade justice for decades, describing the acceptance of the Delhi Police's "unt...