Detroit investigates just 20% of suspicious fires, underreports arson

In Detroit the number of arson investigators who determine the cause of suspicious fires has dropped by nearly 60% since 2009. The arson unit is so understaffed that it only investigates one out of every five suspicious fires.

 http://motorcitymuckraker.com/2013/08/26/detroit-investigates-just-20-of-suspicious-fires-underreports-arson/