Age: 26 Residence: Edinia, Minn. Occupation: Water treatment tech With his strength and athleticism, Keith—who is also a certified EMT—could be viewed as a physical asset by his tribe. Or a weak link: He also has a pacemaker from a congenital heart condition. "I'm facing two barrels right now," he said about his tribe potentially viewing his as a double threat. "Physical strength as well as sympathy votes—I've got to play it pretty hard pretty quick."