A man suspected to have murdered a 24-year-old woman IT professional in Chennai was arrested on Friday night in Tirunelveli district, police said.
After stalking her for months, the man had allegedly murdered S Swathi using a sickle last week.
Ram Kumar, an engineering graduate, was arrested in Tirunelveli. Kumar, a native of Shencottah near Tirunelveli, was staying in Choolaimedu area of Chennai where Swathi had lived for quite some time.
He was taken to a hospital for treatment after he allegedly attempted to commit suicide, police said.
The motive of the killing is being investigated and other probe-related details in the case are being awaited, police said.
Swathi, employed with software giant Infosys, was found dead with cut injuries on her face and neck around 6.30 am on a platform in Nungambakkam railway station on June 24.