New Delhi, April 25 -- New allegations against Michael Jackson have emerged in a lawsuit filed in Los Angeles, with four siblings from New Jersey accusing the late singer of long-term sexual abuse and accusing his estate of covering up their claims.

The complaint, filed in February in federal court, centres on the Cascio siblings - three brothers and a sister - who allege they were abused over several years during their childhood. The case drew wider attention after the siblings spoke in detail to The New York Times about their experiences and their legal battle with the Jackson estate.

The lawsuit names the estate and its executors, John Branca and John McClain, along with private investigator Herman Weisberg. The siblings claim that i...