Fox's hit drama 9-1-1 is heading to Texas in the new spinoff 9-1-1: Lone Star, the new procedural that follows the lives of first responders -- the firefighters, paramedics, dispatchers, and police officers putting their lives on the line to keep the city safe. Rob Lowe stars as Owen Strand, a 9/11 first-responder who relocates with his son and fellow firefighter (Ronen Rubenstein) from New York City to Austin, Texas and finds his big-city swagger at odds with his new local community -- including Liv Tyler's chief paramedic. The series comes from creators …