Claim: "It is simply a fact that insufficient funding for Amtrak has delayed the installation" of a positive train control safety system. "To deny a connection between the  and underfunding Amtrak is to deny reality."
Fact-check: After derailment, Chuck Schumer says shortage of funds has delayed technological fix for Amtrak
Verdict: half-true
Organisation: PolitiFact
Author: Louis Jacobson
Date published: 2015-05-18T00:00:00