ARLINGTON, Texas -- led four scoring drives in the final tuneup for his third season as 's backup, and the beat Dallas 27-3 Thursday night.The lo s gave the their fifth winle s preseason in franchise history.With Manning and Dallas' watching in uniform from the sidelines, Osweiler played an efficient three quarters, directing three po se sions that ended in rushing touchdowns.Romo's Georges Niang Jersey backup came out before halftime of his second ragged game Ed Davis Jersey in four preseason outings. He threw an interception that led to Denver's first touchdown.The (0-4) mi sed the playoffs three of the other four times they didn't win in the preseason. rushed for two second-half scores for the (3-1).Copyright 2014 by The A sociated Pre sRelive 's performance against the with