A gunman who barricaded himself inside his house after shooting a Pennsylvania State Police trooper was shot and killed early Wednesday after a 14-hour standoff, authorities said.

The man fired at troopers numerous times throughout the standoff in rural northern Pennsylvania and refused their attempts to get him to surrender, state police said. Police shot and killed him around 2 a.m., they said.

The dead gunman was identified as Delos Lowe, 68, reports the Associated Press.

Related: Pennsylvania State Trooper Shot, Wounded at Welfare Check

Troopers had been conducting a welfare check at the home in Nelson Township, in Tioga County, when they were met with gunfire, officials said.

One trooper was shot and was airlifted out. He was listed in stable condition Wednesday morning.

A second trooper suffered a leg injury. He was treated and released, authorities said.