Saw him on FOX and what he actually called for was for feds to check train “manifolds”, just as they now check airline “manifolds”.
See “manifold” clip here >>>
http://www.myfoxny.com/dpp/news/sen-schumer-calls-for-amtrak-no-ride-list-20110508-ncx?CMP=201105_emailshare
Might want to check manifests, too.