"Here are eight cases cited in the report where the C.I.A. made the case that its tactics thwarted plots and led to the capture of terrorists, and how the committee's report undercut those accounts."
Torture is illegal under the Eight Amendment. The Supreme Court has affirmed this multiple times.
If we're going to go against legal precedent as well as international convention, the burden of proof for torture's effectiveness is on torture advocates. The evidence provided does not stand up to scrutiny.