A new Pentagon strategy for securing the U.S. homeland calls
for expanded U.S. military activity not only in the air and
sea but also on the ground and in other less traditional,
potentially more problematic areas such as intelligence sharing
with civilian law enforcement.
put police ears to the ground
is employing new technology that recognizes the sound of
a gunshot within a two-block radius, pinpoints the source,
turns a surveillance camera toward the shooter and places
a 911 call.