Firefighters gathered shoulder-to-shoulder in Laurel to honor Ruben Romero.Romero was a wildland firefighter from Oregon who died of a heart attack while fighting the Bivens Fire in the Tobacco Root Mountains.The solemn ceremony took place at the Montana State Firefighters Memorial, where Romero's name was added to a wall that now carries nearly 100 names.Watch the full story below: Montana State Firefighters Memorial honor fallen firefighters a…