18 Kids and 8 Adults Killed At An Elementary School in Connecticut...#Pray

Authorities in Connecticut responded to a shooting at Sandy Hook Elementary School in Newtown Friday morning, the local NBC station reports.

Police reported multiple deaths, several wounded children and at least one injured teacher, according to the Hartford Courant.

One gunman is dead, authorities told ABC News. Two guns were recovered from the shooter, according to CNN.

Unconfirmed reports say that principal Dawn Hochsprung and a school psychologist were killed, according to a parent who claimed to witness part of the attack, CNN reported.

CBS reports that a student's father was the shooter.

A hospital representative in Danbury told NBC that medical facilities admitted three victims from Sandy Hook School.

Reports say that the alleged shooter appeared in the building's main office at about 9:40 a.m., approximately 30 minutes after the school day began.

The initial 911 call said that students were trapped in a classroom with the adult shooter who had two guns, according to WABC.

Students were escorted out of the building single-file. There are approximately 626 students enrolled in kindergarten through 4th grade classes at Sandy Hook Elementary, with another 46 faculty members, Newtown Patch reported.