Sentence examples for primary challenges is from inspiring English sources
Those seats which are safe in the general election are precisely those that are often not safe in the primaries, however, so the threat of primary challenges is probably what is driving the disparity.
One of the primary challenges is the design of efficient Medium Access Control MACC) protocols that conform to various rules imposed to protect primary users as well as accommodate spatio-temporal variations of the TVWS spectrum.
The history of recent primary challenges is remarkably consistent: The incumbent wins the nomination.
The threat of progressive primary challenges is a vital development for the future of the Democratic Party.
One of Duncan's primary challenges was ensuring compliance with Pres.
Similar primary challenges are brewing against tea party Republicans in Alabama and Idaho, according to The Post's Jia Lynn Yang and Tom Hamburger.
The fear of primary challenges was already strong enough when the party was split on citizenship and deportation; now it's probably overwhelming (at least in the minds of self-preservation-minded incumbents).
Primary challenges are people and technology.
In fact, many believe primary challenges are more in the area of institutional capacity and teacher professional development, rather than in technical areas (Lopes 2003).
Like all political efforts, primary challenges are never guaranteed.
The Democratic nominees' primary challenges are history and enthusiasm.
