U.S. Transit Authorities Work on Security

by Pam Fessler, NPR

The July 7, 2005, attacks on the London transit system was a wakeup call to metropolitan systems around the world. In the United States, steps to improve transit security have included a Florida conference to instruct transit workers on suspicious situations. And in Baltimore, Md., the federal government has tested a new system to detect explosives residue on the hands of subway ticket purchasers.

Broadcast Dates

• All Things Considered, July 7, 2006