The Texans worked out Houston Gamblers running back Marcus Yarns and linebacker Eugene Asante.Neither player was immediately signed to a contract, though, per sources.Yarns, the Gamblers leading rusher, also worked out for the Denver Broncos. Both workouts went well, per a source.A former University of Delaware standout, Yarns rushed for 345 yards. He had a season-high 111-yard game on April 16 against the United Football League champion Louisville Kings with a 70-yard touchdown run.Yarns, who rushed for 2,344 yards and 23 touchdowns in college, is 5-foot-11, 198 pounds and has run the 40-yard dash in 4.45 seconds.He signed with the New Orleans Saints last year as an undrafted rookie and was released after training camp.Asante (6-foot, 218 pounds), a former Auburn and North Carolina player, has played for the Miami Dolphins, Cleveland Browns and Atlanta Falcons. He has run the 40-yard dash in 4.48 seconds.He recorded 34 tackles, four for losses with two forced fumbles this season for the Gamblers.Aaron Wilson is a Texans and NFL reporter for KPRC 2 and click2houston.com