Brian Steinberg Senior TV Editor Former Republican National Committee chair Ronna McDaniel has only appeared once on NBC News programming in her new capacity as a political news contributor, and already, senior executives are gathering to conduct a review. Top executives from NBC News were expected to meet Tuesday to hash out the growing controversy around her recent hire, according to two people familiar with the matter, in a bid to stop a growing insurrection by the NBCUniversal unit’s editorial staff.