Norv Turner needed an extra set of eyes in the coach's box, someone who could interpret what was happening on the field in real time and relay that information to him between series. What plays had the Minnesota Vikings already spent? Were they being too predictable with early-down runs? How did the defense react to this formation or that route concept? Turner's choice to fill the role was an offensive assistant in his mid 20s with one year of NFL experience. "He had a good background, so age is never a factor with me," said Turner, Minnesota's former offensive coordinator, explaining why he positioned Drew Petzing at his side on game days for 2½ years from 2014-16. "He showed what he was...
