Nikita Singhania, the estranged wife of techie Atul Subhash, was arrested in Gurugram after Bengaluru police tracked her down following a phone call. Atul’s family had filed a suicide abetment case against her. Nikita’s mother and brother were arrested in Prayagraj, while her uncle, the fourth accused, is still on the run. All four have been remanded in judicial custody for two weeks.