India, June 30 -- A protracted property dispute led to the June 13 contract killing of Manisha Mittal, 41, the administrator of Saraswati Paradise International School at Sanjauli in Shimla district, police said on Tuesday.

Following a multi-state manhunt, the Shimla police arrested the victim's brother, Himank Mittal-the suspected mastermind-and his business associate, Govind, from Rohtak in Haryana on June 28. While Govind has been brought to Shimla and remanded to four days of police custody, Himank remains under police guard in a Rohtak hospital due to a medical condition and will be transferred once he is fit to travel.

The two hired shooters, Ashish Ahlawat and Deepak, were arrested in Rohtak within 40 hours of the murder and the ...