The sudden cancellation of the impeachment vote and the warning issued to Donald Trump signal deep divisions within Congress and a strategic recalibration by Democrats. It underscores the political volatility surrounding Trump's actions and the difficulty of holding him accountable in a hyper-partisan climate.

A long-shot effort by Democratic Rep. Shri Thanedar to force an impeachment vote against President Donald Trump was abruptly pulled Wednesday evening after a group of Democrats signaled they would vote with Republicans to block the move.

Mich., who is facing a primary challenge from the left, to back down from his effort, calling it a "distraction."