India, Feb. 2 -- Police on Saturday arrested one more suspect in connection with the murder of a 25-year-old cab driver inside his taxi near Sultanpur on Thursday, police said on Sunday.

The suspect was identified as Kartik (single name), 18, a resident of Garhi Harsaru. With his arrest, police have nabbed four suspectsin the case.

According to police, the cab driver, identified as Suraj Singh of Morena in Madhya Pradesh, was strangled to death inside his cab on Thursday by the suspects, who had booked a ride from Sector 37C to Chandu Budhera. Singh's body was discovered in open fields in Farrukhnagar the next day, police said.

Investigators said that Singh's brother tracked the cab's last location to Kapashera in Delhi after Singh did...