Haryana Police has taken Dahiya's brother-in-law in custody for four days, informed Dy SP Panipat Desh Raj.
Dahiya, a local singer and dancer, was shot dead on Tuesday by unknown assailants when she was leaving a program in Panipat's Israna.
The assailants came in a car and fired five to six shots at her before they fled. She was on her way home at around 4:15 p.m. when the incident occurred. (ANI)