firemen

Firefighters protest during a 24 hour strike outside Methodist Central Hall Westminster on February 25, 2015 in London, England. Firefighters across the country are parcipitating in the strike over changes to their pensions.

Dan Kitwood/Getty Images

Firefighters protest during a 24 hour strike outside Methodist Central Hall Westminster on Wednesday in London, England. Firefighters across the country are parcipitating in the strike over changes to their pensions

Riot police stand among red smoke during protest by a firemen against budgets cuts next to Catalunya's Parliament in Barcelona...Riot police stand among red smoke during protest by a firemen against budgets cuts next to Catalunya's Parliament in Barcelona June 10, 2014. REUTERS/Albert Gea

Albert Gea/Reuters

Riot police are surrounded by red smoke during a demonstration in Barcelona, Spain, by firemen protesting against budgets cuts outside Catalunya’s parliament

Members of Civil Defense and forest Brigade of Riveira work at the site of a wildfire in Riveira, near La Coruna on August 28, 2013.

Pedro Amestre/AFP

Civil defence and forest brigade members at the site of a wildfire in Riveira, northwest Spain, on Wednesday.