Will Democrats learn from 2016 and modify their strategy in key battleground states? 

A look at how both sides of the political spectrum are approaching digital advertising.

A look at how the assassination of a top Iranian general will change the Democratic Primary.

Plus, a look at how vulnerable Republicans are thinking about an impeachment trial in the Senate. 

Plus, the latest on the impeachment.

Plus, a look at the factors that contributed to the exorbitant cost of college.

A look at the Trump administration's legacy on climate change. 

This week marked a shift in the ongoing impeachment inquiry as the first round of televised testimony began on Wednesday. 

Plus, an update on the advancing impeachment inquiry.