Steelers training camp: Arthur Smith wants to 'clean up' Justin Fields, Nate Herbig snap issues 

Offensive coordinator Arthur Smith speaks to reporters after Steelers training camp practice Monday in Latrobe. He offers his thoughts on Cordarrelle Patterson working his way back into action after injury; QB Justin Fields' efforts in the preseason loss the Houston Texans, including snap issues with C Nate Herbig; the No. 2 receiver battle between Van Jefferson, Scotty Miller, Calvin Austin III and Roman Wilson; the growth of rookie offensive linemen Troy Fautanu, Zach Frazier and Mason McCormick in their first in-stadium outings Friday; and Russell Wilson's availability after his own injury.
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