Governor Janet Mills ordered flags in Maine to be flown at half-staff Sunday to mark the National Fallen Firefighters Memorial Service.

This is an annual event that honors firefighters who were killed in the line of duty during the previous year.

The event is being held in Maryland This year.

“Every day, firefighters and first responders risk their lives to protect our communities,” Mills said in a written statement provided to the Portland Press Herald. “As we honor firefighters who made the ultimate sacrifice, let us renew our commitment to preventing fires and protecting lives.”

The Portland Press Herald reports that Mills’ flag order follows President Donald Trump’s Proclamation on Thursday that National Fallen Firefighters Memorial Weekend as May 3rd and 4th