What the heck is Feingold talking about? Can the Constitutional powers of the President trump the Constitution?
He's talking about NSA eavesdropping and FISA
Keep in mind that the Executive Branch is of EQUAL POWER with the Legislative.
The executive has special powers, even in time of war. In the Federalist Papers you can find continual references that the survival of the republic is of utmost of importance.
Feingold wants Alito to side with Bush's use of power.
Let me answer your question directly: NO
Article 1 Section 9 Clause 2 gives him incredible powers which ARE constitutional.