According to the police, the victims aged 19 and 17- were waiting for a bus on May 11 when the trio, identified as Jagmohan, Papiya and Todi, caught hold of the girls and raped them in the Rajpura area of the district.
Later, when they learnt that the victims were about to go to the police over the affair, they arrived at their residence and locked them up inside for an entire day.
Later, after they were released, the victims managed to file an FIR against the three with the DIG Prakash D yesterday directing that a medical examination be conducted on the victims.
Police said that they have opened a probe in the matter although no arrests have so far been made in the case.