(FOX40.COM) — Roseville Police said two “young boys” who were brothers died after being found unresponsive in a swimming pool Monday.

The agency said that its officers and crews from the Roseville Fire Department responded to the area of Waterford Glen around 11:20 a.m. regarding the call of the boys found in the pool.

Both boys were taken to a hospital but were pronounced dead sometime later.

“This is a horrible tragedy for everyone involved and our thoughts and prayers are with the family,” police said in a statement.

Roseville Police said the boys were siblings.

The agency said that detectives are looking into the circumstances of how the drownings occurred.