DallascoachJasonGarrett,whowasthequarterbackscoachinMiamiin2005-06whenWelkerwasjuststartingoutwiththeDolphins,saidheexpectednothinglessthanWelker'sseamlesstransitioninDenver."He'saverydifficultguytocover.Quarterbackslovethrowingittohim,"saidGarrett,whoseCowboys(2-2)hosttheBroncos(4-0)Sunday."So,reallynosurpriseformehowquicklyhegothimselfacclimatedandhowwellheandPeytonareplayingtogether."