India, April 19 -- The only arrest so far in the murder of a 17-year-old boy in Delhi's Seelampur is a 25-year-old woman who calls herself "Lady Don" and is said to head a local gang of criminals, according to police and local residents.

Zikra Khan, who was born and raised in Seelampur, was arrested last month for flashing a handgun in a video posted on social media. She lives with her maternal family and has a two-year-old daughter.

In the neighbourhood, she is infamous for walking around with a group of men to assert her authority, according to locals. Her Instagram page has over 15,000 followers, and in one recent video, she is seen waving at the camera while being escorted by police.

Two residents said she was linked to Zoya Khan, ...