Independent expenditure committees backed by wealthy donors who support education reforms and charter schools sought to be major players in a range of Democratic primary campaigns. (nystateofpolitics.com)
Their work has already proven valuable in our winning primary campaign season. (nystateofpolitics.com)
Since 1988, the early Republican front - runner went on to win the nomination in three of the five open primary campaigns. (fivethirtyeight.blogs.nytimes.com)