Two guards were on Wednesday morning found dead at a school here, police said.
The bodies of brothers Sunil and Anil, both in their late 30s, were found around 6 a.m. inside the premises of the Delhi United Christian Senior Secondary School near the LG House in north Delhi's Civil Lines area.
"It seems that they were attacked on their head with a heavy object, which lead to their death. Their hands and legs were tied using a rope," a police officer told IANS.
Police said the brothers were attacked at some time in the night.