States in which professional mixed martial arts is neither regulated nor legal:

• Connecticut
• New York

States in which professional mixed martial arts is legal but not regulated:

• Alaska

States in which amateur mixed martial arts is illegal:

• Colorado
• Connecticut
• North Dakota
• West Virginia

As of August 2012

Source: ifightsports.com

MMA: Maine’s Caged Craze

Sunday: A look at the growth of the sport in Maine and a look at the dangers.

• ‘We’re a fighting state’
• Getting hurt, playing hurt part of the game
• The Hot Corner: Making the change from the ring to the cage
• MMA: Did You Know?
• By the Numbers: MMA Injuries

Coming Wednesday: The evolution of safety in the sport has helped it expand and maintain.

Coming April 28: Reasons for the sport’s popularity abound; and a look to the future.