NEW DELHI : In a breakthrough in the biggest cash van heist reported in the national capital, the accused driver of the vehicle has been arrested and the stolen cash recovered from a godown in the wee hours today, police said."The driver has been arrested in the wee hours today from a godown in Okhla area where he was hiding. So far, he has turned out to be the only accused in the case," said a police official a day after the heist."The stolen cash has also been recovered but the final evaluation is yet to be done," he added.Identified as Pradeep Shukla, the accused driver of the cash transit van allegedly fled with around Rs 22.5 crore from southeast Delhi's Govindpuri area last evening.The incident was reported when the armed guard accompanying the van asked the driver to stop the vehicle near Govindpuri Metro station so that he could relieve himself by the roadside, police said.