India, April 21 -- The Goa police on Monday said it has formed multiple teams to track down a gang of at least four armed robbers who broke into a prominent Goa businessman's house and robbed them of gold and cash.

Police said the robbers, armed with knives, struck around Saturday midnight when they barged into their bungalow in state capital Panaji's Dona Paula locality after tying up the security guard.

Jaiprakash Dempo, 77, and his wife Padmini Dempo, 70, were at home. Police said the robbers locked Jaiprakash in the toilet and tied his wife to the bed before spending the next four hours ransacking the house. They left around 4am on Sunday with an unspecified amount of gold and about Rs.3 lakh in cash.

A police officer familiar with...