The San Francisco Giants and Milwaukee Brewers played the first game on baseball's traditional opening day and in doing so, they made history — and for a reason you probably wouldn't expect. Take a look at these lineups and see what stands out: #SFGiants Opening Day lineup: Span cf Panik 2b Posey c Pence rf Belt 1b Duffy 3b Crawford ss Bumgarner p Pagan lf — San Francisco Giants (@SFGiants) April 4, 2016 Today's #Brewers lineup: RF Santana SS Villar LF Braun C Lucroy 1B Carter 3B Hill 2B Gennett P Peralta CF Broxton — The Brewer Nation (@BrewerNation) April 4, 2016 See it? Yep, both pitchers were batting eighth. It's not a completely new and unfound strategy. National League teams have been doing it occasionally the past few seasons. The Giants, for instance, have talked about it since they added Denard Span. They feel like hitting Angel Pagan ninth gives them two lead-off men the second time around the order. Regardless of the rationale, two pitchers batting eighth has never happened before on opening day, according to Diane Firstman of Value Over Replacement Grit , who is always good at collecting fun baseball facts you didn't know you wanted to know. Hey...