A senior Mumbai police official has claimed that Sushant Singh Rajput's brother-in-law, an IPS officer, had asked him to pressurise the actor's girlfriend Rhea Chakraborty to end their relationship.Deputy Commissioner of Police Paramjitsingh Dahiya told a TV channel that OP Singh, brother-in-law of Sushant Rajput and senior IPS officer of Haryana police, had made the request in February this year.