The comments to GOP donors were apparently a veiled shot at Scott Walker.
Editors say Dems would be making a mistake if they let Clinton coast to nomination.
Gov. Jerry Brown blasted Cruz's comments on climate science.
Rep. Tom Cole also blasted Hillary Clinton over emails, calling it "political stupidity."
The Texas senator is speaking Monday at Liberty University.
"I think the pressure for Warren to get in will mount," Morris said.
The potential 2016 presidential field is a long list full of long shots.
Get ready for the largest Republican presidential field in recent history.