Gear up for Santorum 2016's campaign with this quiz

Former U.S. Senator Rick Santorum (R-PA) waves after speaking at the Freedom Summit in Des Moines, Iowa, January 24, 2015. (Photo by Jim Young/Reuters)
Former U.S. Senator Rick Santorum (R-PA) waves after speaking at the Freedom Summit in Des Moines, Iowa, January 24, 2015.

Former Pennsylvania Senator Rick Santorum announced his 2016 bid for president Wednesday, joining the current field which features six other Republican candidates. This is Santorum's second bid for the White House. Show us how much you know about this conservative, doting father of seven.