Trooper Jacques Rougeau Jr., 29, died, and Lt. James Wagner, 45, was critically wounded in separate encounters with a gunman who attacked a state police barracks and was later shot and killed after a manhunt and a fierce gunbattle.

PSTA Survivors Fund. Contributions can be sent to 3625 Vartan Way, Harrisburg, PA 17110. These donations are distributed directly to the families of Rougeau and Wagner.

Troopers Helping Troopers Foundation. This nonprofit provides funding for families when a trooper is killed in the line of duty, among other services. For more information, go to troopershelpingtroopers.org.