'Chicago P.D.' EP Dick Wolf on Franchise Building, Ratings Pressure

Despite a dip in its second outing, the producer for the "Chicago Fire" spinoff says his NBC outings have typically been slow to start. Enjoying solid ratings -- a 2.0 rating with adults 18-49 and 8.6 million viewers-- with its Jan. 8 premiere, Chicago P.D. saw a substantial drop in its second outing. But executive producer Dick Wolf says the 1.5 adults rating and 5.5 million viewers is nothing to worry about for the Chicago Fire spinoff. The original series saw a similar dip in its second outin...