Former school becomes training area for firefighters

Firefighters gather to participate in the controlled burn of a nearly century-old elementary school building in the western Iowa town of Exira.

A firefighter monitors a controlled burn of the old elementary school in Exira, Iowa, on Sunday, June 1, 2014. The Exira Elk Horn-Kimballton Community School District says the controlled burn will save them up to $60,000 in demolition costs and offer critical training to area firefighters. Most of the building's interior burned within two hours. (AP Photo/Barbara Rodriguez)

Firefighters spray water during a controlled burn of the old elementary school in Exira, Iowa, on Sunday, June 1, 2014. The Exira Elk Horn-Kimballton Community School District says the controlled burn will save them up to $60,000 in demolition costs and offer critical training to area firefighters. Most of the building's interior burned within two hours. (AP Photo/Barbara Rodriguez)

What is the largest live burn you have participated in?

What areas of training were covered?