Rajesh was arrested from Ravi Dass colony in south Delhi's R K Puram last evening when he was trying to flee from the spot after planting the explosives. His two friends managed to flee from the spot.
They were seen loitering in the area by locals in a suspicious manner and had allegedly threatened to blow up the house of one of the accused in the gangrape case Ram Singh.
One of the accused was overpowered by the crowd but two managed to escape and police was informed.