Cobb County Fire and Emergency Services spokeswoman Denell Boyd says the blaze happened sometime before 6 a.m. Wednesday in the Kennesaw area, just northwest of Atlanta.
Boyd tells The Atlanta Journal-Constitution that two people were taken to Grady Memorial Hospital for treatment of burns. Their conditions weren't immediately available.
Police tell WAGA-TV that someone poured gasoline on the tents and set them on fire.
Cobb County police Officer Mike Bowman tells WXIA-TV that a suspect is in custody and faces two counts of aggravated battery. His name wasn't immediately released.
http://accesswdun.com/article/2013/8/264724