Karl reacts to these recent revelations and believes the situation has 'appearance of impropriety.' ...

Karl weighs in on Hillary Clinton’s campaign strategy of eyeing the GOP strongholds in the final stretch of the election season. ...

Email leaks show top Clinton staffer hitting Catholics, Evangelicals. Karl sounds off on 'The Kelly File'. Will Donald Trump and his allies make this a political issue by saying this is unacceptable? ...

Karl weighs in on Gov. Mike Pence's steady performance on Tuesday night. ...

Karl's analysis and lessons learned from first presidential showdown.  ...

Fox News contributor takes a closer look at the polls ...

New polls show the presidential race tightening in key states. Karl reacts to these polls with Neil Cavuto. ...

Undecided voters could be the difference makers in the quest for the White House for Donald Trump and Hillary Clinton. Who are they? How many? Where are they leaning? Karl goes 'On the Record' to explain. ...