North America


Tom Pittman, a Border Patrol supervisor, climbs out of the tunnels under Nogales, Ariz., which are used for smuggling.
Tom Pittman, a Border Patrol supervisor, climbs out of the tunnels under Nogales, Ariz., which are used for smuggling.

NOGALES, Ariz. -- They call themselves the Tunnel Rats. Trained in close-quarter combat, psychologically certified to work in confined spaces and armed to the teeth, these four-member teams of Border Patrol agents monitor an elaborate underground warren of dark and dangerous storm drains that cri...


MEXICO AT WAR

CAJON BONITO, Mexico -- When Valer Austin arrived at her ranch, hidden in the deep folds of desert canyons, her workers told her, "You just missed the bear."


© 2002 - 2009 The Washington Post Company