New Delhi: Delhi Police has launched raids at several locations in Uttar Pradesh after investigations revealed that the last known locations of the suspects involved in the Rs 2.3-crore robbery in north Delhi’s Lahori Gate area were traced to the neighbouring state, police sources said.Sources said the suspects were seen fleeing towards Uttar Pradesh after carrying out the robbery Wednesday morning. CCTV footage of the incident has also surfaced, purportedly showing the men walking away after committing the crime. A few suspects have been detained for questioning, sources added.The robbery took place around 10.30 am Wednesday when four unidentified men allegedly entered an office and held a 16-year-old employee captive. The accused allegedly restrained him with adhesive tape before fleeing with about Rs 2.3 crore in cash. They also allegedly took away the digital video recorder (DVR) connected to the premises’ CCTV surveillance system.The office belongs to a firm that deals in cash transactions and is located on the third floor of a building in the narrow lanes near Kucha Mahajani Market in Old Delhi’s Chandni Chowk.According to police sources, the suspects reached the vicinity of Old Delhi Railway Station after the robbery, where a getaway car had allegedly been parked in advance. Investigators suspect the vehicle was used to escape from the area.Police teams are analysing CCTV footage, questioning suspects and examining other evidence to establish the sequence of events and trace the remaining accused.