Time is running thin for people interested in applying for the next cadet class with the Tennessee Highway Patrol. Applicants have until midnight on August 31 to apply online.You must be at least 21-years of age and have a high school diploma.”We need men and women who are called to make a difference in their communities and are interested in saving lives in the areas they live, in the areas they’re from,” says Col. Matt Perry, Tennessee Highway Patrol.The cadet academy will take place in January. Training is 16 weeks for those new to law enforcement. It’s ten weeks for current Tennessee police officers.