2 children die in Pennsylvania house fire; cause not known

UNIONTOWN, Pa. (AP) — Authorities say a fast-moving house fire in southwestern Pennsylvania has left two children dead.

The fire in South Union was reported around 5:15 a.m. Tuesday. Authorities say the home in Fayette County was engulfed in flames when firefighters arrived, and the bodies were found a short time later.

The names and ages of the children have not been released. No other injuries were reported in the blaze.

The cause of the fire remains under investigation.