Types of first responders

When someone calls 911 in the District with a medical emergency, three types of vehicles may respond. Here are the differences. Read related article.

Types of first responders
Sources: D.C. Firefighters Union Local 36; Washington Post archives; interview with Edward C. Smith, president of the firefighters union. The Washington Post. Published on March 8, 2013, 10:24 p.m.

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