Former Defence Research and Development Organisation Administrative Officer Rajappan Pillai was killed and his wife seriously injured when a gang of four that included the security guard of their apartment complex attacked them and robbed valuables worth Rs 10 lakh from their home near Mahadevapura on the early hours of Tuesday.
Neighbours along with police had managed to nab one of them the same day. "We are on lookout for them. We will nab them soon," a police official involved in the investigation said. He said one person who was caught has been arrested and valuables with him recovered.