In the incident that took place yesterday night, the boys locked two caretakers in a room when they had gone to give them water and fled from the juvenile home, SHO Sadar police station, Surendra Singh said.
The caretakers provided a water bottle to the boys after which they thrashed the caretakers and locked them up, the SHO said.
The boys were lodged in connection with cases of murder, rape and theft, he said.
"We have sent teams to nab the juveniles," Singh said.