Can “Mr. Irrelevant” become the Colts’ third tight end?

The 2013 NFL Draft started with the Chiefs taking an offensive tackle from Central Michigan. It ended with the Colts selecting a tight end from South Carolina. With the No. 254 selection, the Colts took South Carolina tight end Justice Cunningham. A team captain in his senior season with the Gamecocks, Cunningham (6-3, 258) caught 23 passes for…