Rohit Bhati, brother-in-law of Nikki Bhati, who died after she was assaulted and set on fire at her in-laws' home in Greater Noida, has been arrested. This is the third arrest in the case of Nikki Bhati's murder over the alleged dowry demand of Rs 36 lakh. Nikki's husband, Vipin Bhati, and mother-in-law, Daya, were arrested earlier. Vipin's father Satyavir, is still on the run.