Nikita Singhania, the estranged wife of 34-year-old techie Atul Subhash, her mother Nisha and brother Anurag have been arrested in an abetment to suicide case, days after Atul died by suicide after accusing Nikita and her family of harassment and extortion. While Nikita was arrested in Gurugram, her mother and brother were detained in Prayagraj. Her uncle Sushil, also an accused, is on the run. Police said the three accused were arrested yesterday and brought to Bengaluru late at night. They were produced in court today and remanded in custody for 14 days. Sources said police proceeded with the arrests cautiously because "people are agitated."