The Ninth Circuit has determined that the federal district courts lack jurisdiction to review U.S. Citizenship and Immigration Services’ denial of a national interest waiver because such decisions are within the discretion of the Secretary of Homeland Security. Applicants can still raise constitutional claims.
The full text of Poursina v. USCIS can be found here:
http://cdn.ca9.uscourts.gov/datastore/opinions/2019/08/28/17-16579.pdf