[Fjord]

The president has absolutely ZERO authority to wiretap anybody without a warrant. He doesn't have it from the Consttution, and he doesn't have it through the AUMF.

[Beckwith]

The president has absolutely ZERO authority to wiretap

Wiretaps and electronic surveillance are not the same thing and the President hasn't done either. He has directed agencies within the Executive to legally perform certain activities (that you know nothing about) to intercept communications between terrorists.