I want to be a police and a fireman!!!?

Am already taking cles for firefighting and am talking an exploer program and am already inrolled in santa ana colleg but am in 12 grade am going to grat. This year but i donbt know what i want to be i really want to be a firefighter and catch all thoughs bad guys but at the same time i want to help pepole when there in need for help and i want to be the one to save there lifes some one please help me !!!...thanks!!!!