The Seattle Seahawks are looking for depth behind Sam Darnold at quarterback, giving a look to a college standout with a controversial past. Tulane’s football program shared that quarterback Jake Retzlaff earned a rookie minicamp invite with the Seahawks, giving him a chance to compete for a contract either with Seattle or another team. Retzlaff’s college career was marked by a high-profile transfer after he received discipline at BYU, but he wi…