Tim McGraw's nephew Timothy Wayne is an LSU student—and a rising country star

Tim McGraw's nephew Timothy Wayne is an LSU student—and a rising country star

Timothy Wayne was supposed to be a Marine, until a performance of “Luckenbach, Texas” in Nashville, Tennessee, changed everything.   Today, Baton Rougeans may know him as a country singer on the rise, the nephew of country star Tim McGraw, or even just a fellow LSU classmate or fraternity brother. But  Wayne was once just a kid with an affinity for the guitar living in small-town Tennessee. He worked on his family’s Louisiana farm during the sum…