Career
He played college football for the University of Texas at El Paso. Showers is a 2010 graduate of Shoemaker High School in Killeen, Texas. He played for Texas Agricultural and Mechanical University during the 2011 season, serving as a reserve to Ryan Tannehill.
In June 2013, he earned a bachelor"s degree from Texas Agricultural and Mechanical University.
He transferred to the University of Texas at El Paso for the 2013 season, and was named the starter. Although he missed the last 5 games due to injury, he still managed 1,263 passing yards, 11 touchdown passes, 4 interceptions, 195 rushing yards and 4 rushing touchdowns.
The next year he started all 13 games, registering 1,858 passing yards, 12 touchdown passes, 6 interceptions, 312 rushing yards and 4 rushing touchdowns. Dallas Cowboys
On May 9, 2015, Showers was signed as an undrafted free agent by the Dallas Cowboys.
Although he passed for 125 yards, one touchdown and one interception in preseason, he made the coaches take notice with his special teams play and versatility on the scout team
On September 5, he was waived and signed to the practice squad two days later. On December 25, he was promoted to the active roster along with defensive tackle Casey Walker, after the Cowboys placed tight end Gavin Escobar and quarterback Tony Romo on the injured reserve list. He was declared inactive in the last 2 games.